北京中医药大学《高等数学Z》平时作业1

adminhan

<img id="ODmnxezTEMP20200515054529094.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmnxezTEMP20200515054529094.png?Expires=1904895929&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=VoYkz1ztacLHvvQCZk0c5LhyD%2BE%3D" />
A:<img id="ODloxfaTEMP20200515054529452.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODloxfaTEMP20200515054529452.png?Expires=1904895929&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ROcLYwLM/dZegi%2BkevgR7V7v2rk%3D" />
B:<img id="ODvamxqTEMP20200515054529642.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvamxqTEMP20200515054529642.png?Expires=1904895929&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=GS%2B05ms4ZD1ntjLE%2BYNaQ5yHuhg%3D" />
C:<img id="ODaatpxTEMP20200515054529829.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODaatpxTEMP20200515054529829.png?Expires=1904895929&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=bDItXjK4a%2B0E2stdDEEniPX0YVM%3D" />
D:<img id="ODntojpTEMP20200515054530037.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODntojpTEMP20200515054530037.png?Expires=1904895930&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=OaDOlJe3b5zFDPIPTCoubcnEGlc%3D" />
E:<img id="ODsbshvTEMP20200515054530366.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsbshvTEMP20200515054530366.png?Expires=1904895930&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=KqAxdaJIvvm0PbLdx9BfnqR4Omk%3D" />

<img id="ODvffxcTEMP20200515054530578.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvffxcTEMP20200515054530578.png?Expires=1904895930&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=FitKG2o8byNa8WL6YwXfOEodUdk%3D" />
A:3，2，3
B:2，2，3
C:3，2，2
D:3，-3，2
E:2，-3，3

<img id="ODabzuiTEMP20200515054530830.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODabzuiTEMP20200515054530830.png?Expires=1904895930&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=dIHTg2pFdYie8htLTPMzCHR4kfc%3D" />
A:<img id="ODvyxgzTEMP20200515054530985.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvyxgzTEMP20200515054530985.png?Expires=1904895931&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=YKw9S7xwxfLW3Kn1jY/B27QRuks%3D" />
B:<img id="ODzgdcuTEMP20200515054531192.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzgdcuTEMP20200515054531192.png?Expires=1904895931&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ERexSyO7uTM7ehTNIEGVD/cHC5Y%3D" />
C:<img id="ODklvxzTEMP20200515054531331.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODklvxzTEMP20200515054531331.png?Expires=1904895931&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=tkbUd6q/mEDBhRi8tPamhppsucU%3D" />
D:<img id="ODbzpltTEMP20200515054531484.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbzpltTEMP20200515054531484.png?Expires=1904895931&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=kgPiT9xDeJviGRNqzlpPUN3PciE%3D" />
E:以上都不对

<img id="ODltmycTEMP20200515054531629.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODltmycTEMP20200515054531629.png?Expires=1904895931&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=U7hTU37vhW/4j7K/CIPCwmvJPYM%3D" />
A:<img id="ODpjwzyTEMP20200515054531778.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpjwzyTEMP20200515054531778.png?Expires=1904895931&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=4a829r9U7cg4K72AamE2MNdQUqk%3D" />
B:<img id="ODddcqnTEMP20200515054531957.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODddcqnTEMP20200515054531957.png?Expires=1904895932&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=AjTN3CVNwxUSOTAkU2b2kbnR7F8%3D" />
C:<img id="ODauzpwTEMP20200515054532107.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODauzpwTEMP20200515054532107.png?Expires=1904895932&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=2Gri2r/ljDI4ihY3hH8klEs34hg%3D" />
D:<img id="ODkwcivTEMP20200515054532271.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkwcivTEMP20200515054532271.png?Expires=1904895932&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2BRJvumdgZQbL5T%2BulIo0DJWKaRg%3D" />
E:不存在

下列函数中，（ ）是偶函数
A:x³a^-x
B:<img id="ODzsbskTEMP20200515054532393.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzsbskTEMP20200515054532393.png?Expires=1904895932&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=yW3zLIIgDSQU1ouD4F76Ga1Z1fM%3D" />
C:<img id="ODawlqmTEMP20200515054532553.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODawlqmTEMP20200515054532553.png?Expires=1904895932&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=eD7FaHncvIEZJexHFT2rr5bCpWY%3D" />
D:<img id="ODblmsnTEMP20200515054532696.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODblmsnTEMP20200515054532696.png?Expires=1904895932&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=77H8FO/nz1WpPO8wZ1cAohI9bAo%3D" />
E:<img id="ODvqiesTEMP20200515054532856.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvqiesTEMP20200515054532856.png?Expires=1904895932&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=jXAEdjNrUjXUTv9lunePF2C2fws%3D" />

下列集合中，( )是空集
A:<img id="ODfzhioTEMP20200515054532987.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfzhioTEMP20200515054532987.png?Expires=1904895933&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=j7aCDQGpcx3w3HlMkPzcZKQswiY%3D" />
B:<img id="ODrhvinTEMP20200515054533169.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrhvinTEMP20200515054533169.png?Expires=1904895933&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/Wlm3Kskx7/9QW2k7R5XV5JMMOs%3D" />
C:<img id="ODzucfvTEMP20200515054533308.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzucfvTEMP20200515054533308.png?Expires=1904895933&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wX1EBYKmf3xuDYZ0dItilKXsNAA%3D" />
D:<img id="ODvfacsTEMP20200515054533446.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvfacsTEMP20200515054533446.png?Expires=1904895933&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=L0zRaCQZcpALS0FLlR7PTT2asDw%3D" />
E:以上都不对

<img id="ODouyhkTEMP20200515054533630.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODouyhkTEMP20200515054533630.png?Expires=1904895933&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=3xQt0uABXaTs8uwaTEb0OJw1ZWs%3D" />
A:<img id="ODempxzTEMP20200515054533781.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODempxzTEMP20200515054533781.png?Expires=1904895933&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Udw5ESHxp2Ui%2B8zlxqmgv8666Ps%3D" />
B:<img id="ODkantsTEMP20200515054533926.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkantsTEMP20200515054533926.png?Expires=1904895934&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=HFo9uEjyX/cGA6NglP8xU3XetsA%3D" />
C:<img id="ODakqjnTEMP20200515054534040.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODakqjnTEMP20200515054534040.png?Expires=1904895934&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=eu8B6kJ07IyRCYlttAOk1pO39nc%3D" />
D:<img id="ODclfbxTEMP20200515054534235.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODclfbxTEMP20200515054534235.png?Expires=1904895934&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2BSNhSbUEj3B5vfSA1Zjcork2iAw%3D" />
E:<img id="ODiapwrTEMP20200515054534365.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODiapwrTEMP20200515054534365.png?Expires=1904895934&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=HcsZmmzy0Qne/3sp8dMqUFjVuDc%3D" />

<img id="ODztppiTEMP20200515054534527.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODztppiTEMP20200515054534527.png?Expires=1904895934&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=feiXFWD7KGKRVK09dfuiZbfcYfk%3D" />
A:<img id="ODqqoiqTEMP20200515054534666.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqqoiqTEMP20200515054534666.png?Expires=1904895934&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=mouCyQdl8E8iTRLLsv7TutnZzVo%3D" />
B:<img id="ODreyfyTEMP20200515054534785.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODreyfyTEMP20200515054534785.png?Expires=1904895934&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=LKmEEuoRPYrv5KLnddzzt/0cgkM%3D" />
C:(1,2)
D:(2，3)
E:(1，3)

<img id="ODfkffsTEMP20200515054534949.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfkffsTEMP20200515054534949.png?Expires=1904895935&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=t030/S5oTum4w5vKKDiOSOihgOI%3D" />
A:<img id="ODxpuicTEMP20200515054535063.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxpuicTEMP20200515054535063.png?Expires=1904895935&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wuKXQP/wYhvuRdQWibcwPAbA7A0%3D" />
B:<img id="ODjopzoTEMP20200515054535193.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjopzoTEMP20200515054535193.png?Expires=1904895935&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=J6jptLQE/Eo7iSgBlHD8r/zFOl0%3D" />
C:<img id="ODcfvuuTEMP20200515054535376.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcfvuuTEMP20200515054535376.png?Expires=1904895935&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=xoAP66f8kwHWCAfVjKRzfraZ2qs%3D" />
D:<img id="ODghmonTEMP20200515054535489.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODghmonTEMP20200515054535489.png?Expires=1904895935&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=9gvyWzwFLuUO6TWjSf8RMpvKfo8%3D" />
E:<img id="ODqsjraTEMP20200515054535631.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqsjraTEMP20200515054535631.png?Expires=1904895935&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=kEgkc5pB34VWw/YRfuLyaWnRVb0%3D" />

<img id="ODzbndjTEMP20200515054535806.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzbndjTEMP20200515054535806.png?Expires=1904895935&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Ja80z/B5EFkyidFopFRCcPtld6A%3D" />
A:<img id="ODrmjreTEMP20200515054535921.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrmjreTEMP20200515054535921.png?Expires=1904895936&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=903GZS%2BZESNqfVu4%2BcQgH7HYcAk%3D" />
B:[2，3]
C:[4，5]
D:<img id="ODydvgpTEMP20200515054536091.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODydvgpTEMP20200515054536091.png?Expires=1904895936&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Q7qewo/KRJ9xzCRJL5996SJD86U%3D" />
E:[2，4]

若f ( x ) 的定义域是 [ 0，1]，则f ( sin x) 的定义域是
A:<img id="ODghpacTEMP20200515054536220.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODghpacTEMP20200515054536220.png?Expires=1904895936&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=12vpdTunPVAY5%2B9cjl6na0box8A%3D" />
B:<img id="ODbumvxTEMP20200515054536383.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbumvxTEMP20200515054536383.png?Expires=1904895936&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=AfXi/rwlEDgLuNF0wpEOXbDJGes%3D" />
C:<img id="ODtswkaTEMP20200515054536543.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODtswkaTEMP20200515054536543.png?Expires=1904895936&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=fqAVuScThBAO7SmTASkC9sWDDLI%3D" />
D:空集
E:<img id="ODfmotrTEMP20200515054536705.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfmotrTEMP20200515054536705.png?Expires=1904895936&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hAc4sSZnBUD2SuTs/HJ4cSn%2B7WU%3D" />

下列f ( x ) 与g ( x ) 是同一函数的是
A:<img id="ODapnhnTEMP20200515054536826.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODapnhnTEMP20200515054536826.png?Expires=1904895936&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Ua2toKyurzuafRGf/W2BjGja%2BTY%3D" />
B:<img id="ODsezhvTEMP20200515054537007.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsezhvTEMP20200515054537007.png?Expires=1904895937&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hSDqZQKNn1u7AsId%2BmAznXO/Ifs%3D" />
C:<img id="ODkjqsrTEMP20200515054537183.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkjqsrTEMP20200515054537183.png?Expires=1904895937&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hhmxLdSlimnUtXKBHniRyXLvE90%3D" />
D:<img id="ODbishnTEMP20200515054537300.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbishnTEMP20200515054537300.png?Expires=1904895937&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=s6irLVxJI3u9dmpF2sRUFKe9Aok%3D" />
E:<img id="ODgsaorTEMP20200515054537464.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgsaorTEMP20200515054537464.png?Expires=1904895937&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Wn0WVTaIoNjnsIJg8sSY7jTToIs%3D" />

<img id="ODcixwrTEMP20200515054537582.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcixwrTEMP20200515054537582.png?Expires=1904895937&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=KkkLNYBgk%2B9hs7%2BjeY0nvNWP4AU%3D" />
A:y = x
B:y = -x
C:y = 0
D:y = 1
E:x = 0

<img id="ODqwgxgTEMP20200515054537775.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqwgxgTEMP20200515054537775.png?Expires=1904895937&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hKXTJaRRGbbtLAyWv9xbeY6K1es%3D" />
A:完全不同
B:部分相同，部分不同
C:完全相同
D:可能相同，也可能不同
E:不能确定

<img id="ODaezcoTEMP20200515054537928.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODaezcoTEMP20200515054537928.png?Expires=1904895938&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=K0TGIIHFZg7R9Ad0JIF67%2B%2BZ93I%3D" />
A:<img id="ODscffyTEMP20200515054538155.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODscffyTEMP20200515054538155.png?Expires=1904895938&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ezfej7K2QsFHthxeQDcW1fymIJQ%3D" />
B:<img id="ODwmxkmTEMP20200515054538290.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwmxkmTEMP20200515054538290.png?Expires=1904895938&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Lvy1AExr2bVk4UOvCGu8WdnHfQ0%3D" />
C:<img id="ODbqvylTEMP20200515054538493.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbqvylTEMP20200515054538493.png?Expires=1904895938&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=qDyzLqenprQzAGW3SXhm6etDrR0%3D" />
D:不存在
E:以上都不对

分段函数是
A:几个函数
B:可导函数
C:可微函数
D:连续函数
E:几个分析式合起来表示的一个函数

<img id="ODpoysgTEMP20200515054538617.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpoysgTEMP20200515054538617.png?Expires=1904895938&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/ovRiEWsnp%2BISB0G1PT8Rj8WNu8%3D" />
A:完全不同
B:部分相同，部分不同
C:完全相同
D:可能相同，也可能不同
E:不能确定

<img id="ODvkrmhTEMP20200515054538832.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvkrmhTEMP20200515054538832.png?Expires=1904895938&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2Bh4EnqFX3o5LKADmzzObofow2BI%3D" />
A:以0为极限
B:以1为极限
C:<img id="ODhddxgTEMP20200515054538989.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhddxgTEMP20200515054538989.png?Expires=1904895939&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=vNcJlkWzGyVNGBIGttw1ajtTCxU%3D" />
D:<img id="ODgxspfTEMP20200515054539140.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgxspfTEMP20200515054539140.png?Expires=1904895939&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cBV7H35jsi5ZYqnAhlNcbk0n%2Bls%3D" />
E:不存在极限

无穷小量是( )
A:比0稍大一点的一个数
B:一个很小很小的数
C:以0为极限的一个变量
D:数0
E:小数

<img id="ODktvgbTEMP20200515054539280.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODktvgbTEMP20200515054539280.png?Expires=1904895939&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=LDgQPfFa4rzjqpBoZGw8OZIYoIQ%3D" />
A:0
B:4/3
C:∞
D:1
E:2/3

<img id="ODgwsdeTEMP20200515054539425.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgwsdeTEMP20200515054539425.png?Expires=1904895939&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Wdq8i0uRIgZzUczlaM%2BFszK0AMs%3D" />
A:2/8
B:1
C:0
D:∞
E:-1

<img id="ODktoktTEMP20200515054539585.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODktoktTEMP20200515054539585.png?Expires=1904895939&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=WKEb/HHFNzl0Zi5nvDvJzfprhjg%3D" />
A:0
B:1
C:∞
D:1/6
E:1/3

常量与无穷小量的乘积是
A:常量
B:无穷小量
C:或常量，或无穷小量
D:无穷大量
E:以上都有可能

常数C的极限是
A:它本身
B:0
C:不存在
D:不能确定
E:可能不存在，可能为0

<img id="ODnjqpwTEMP20200515054539771.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODnjqpwTEMP20200515054539771.png?Expires=1904895939&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=PmsJpoXh0AnLefS%2Be9nauTZp5CU%3D" />
A:0
B:∞
C:1/4
D:1/2
E:1

<img id="ODyvrgwTEMP20200515054539920.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyvrgwTEMP20200515054539920.png?Expires=1904895940&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2Bmc5vcE6WQfO5BKpiSz0YSJryFA%3D" />
A:1
B:0
C:2/3
D:∞
E:-2/3

无穷小量与有界变量的乘积是
A:有界变量
B:无穷小量
C:无穷大量
D:0
E:以上都不对

<img id="ODpatbaTEMP20200515054540063.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpatbaTEMP20200515054540063.png?Expires=1904895940&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/MZH4gLEwajz9Ka45m/6zjBq2/c%3D" />
A:1
B:0
C:k
D:1/k
E:∞

<img id="ODteubeTEMP20200515054540205.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODteubeTEMP20200515054540205.png?Expires=1904895940&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=gWPRk10pKtuxu0p7lU97NYOf6Kk%3D" />
A:1
B:-1
C:0
D:2
E:-1/3

<img id="ODotbfxTEMP20200515054540363.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODotbfxTEMP20200515054540363.png?Expires=1904895940&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=CgTD5YgkdeZQyhKHvDuhzIPA7aQ%3D" />
A:-1
B:1
C:2
D:-2
E:1/2

<img id="ODjthhwTEMP20200515054540488.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjthhwTEMP20200515054540488.png?Expires=1904895940&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=JOyEeZjMiQgv9TjOOm%2BjNUWBGG8%3D" />
A:<img id="ODoxwvgTEMP20200515054540666.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODoxwvgTEMP20200515054540666.png?Expires=1904895940&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=khgVbeeuKl2q6OdjmJZRtVoM2Io%3D" />
B:<img id="ODnboczTEMP20200515054540813.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODnboczTEMP20200515054540813.png?Expires=1904895940&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/OAG6jCd3N8Zcrn2yYgq4hEELCc%3D" />
C:<img id="ODuibisTEMP20200515054540931.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODuibisTEMP20200515054540931.png?Expires=1904895941&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=FA1MJ/TPaTFg1a4ae1rTOGaZOv4%3D" />
D:<img id="ODinfqiTEMP20200515054541099.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODinfqiTEMP20200515054541099.png?Expires=1904895941&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=GMrfu9uV1rCcM%2BhTspTGW9D3ooU%3D" />
E:<img id="ODujmpqTEMP20200515054541263.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODujmpqTEMP20200515054541263.png?Expires=1904895941&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=aVu9T2iwHnu9AgrvJJGsnhsKwxQ%3D" />

可导的周期函数，其导数
A:一定仍是周期函数，且周期相同
B:一定仍是周期函数，但周期不一定相同
C:一定不是周期函数
D:不一定是周期函数
E:以上都不对

<img id="ODwawcqTEMP20200515054541458.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwawcqTEMP20200515054541458.png?Expires=1904895941&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=9s7KMoCgHJkqKTYQd8Y3Tf33zX8%3D" />
A:2x
B:<img id="ODcfsayTEMP20200515054541817.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcfsayTEMP20200515054541817.png?Expires=1904895941&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=lS7c%2B5kxGFjhEPwc8c/Tpq5dwvI%3D" />
C:<img id="ODfprigTEMP20200515054541978.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfprigTEMP20200515054541978.png?Expires=1904895942&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cyFpp7IqrwcThgod77OxDwK4Dow%3D" />
D:<img id="ODiapywTEMP20200515054542162.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODiapywTEMP20200515054542162.png?Expires=1904895942&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=EwW65M8kliy3VB%2B4S6nh19yfKCg%3D" />
E:<img id="ODgnpgbTEMP20200515054542290.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgnpgbTEMP20200515054542290.png?Expires=1904895942&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=M4xkHsH0Py9yZrc0ft4OJ9CUjSQ%3D" />

<img id="ODgvyupTEMP20200515054542563.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgvyupTEMP20200515054542563.png?Expires=1904895942&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=AWq40ZsKZWojYIdOZc0XYCXT/Bg%3D" />
A:<img id="ODeswziTEMP20200515054542719.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODeswziTEMP20200515054542719.png?Expires=1904895942&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=r9vwZgFI779bD2YKgt9QuJ19bNw%3D" />
B:<img id="ODhiphgTEMP20200515054542936.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhiphgTEMP20200515054542936.png?Expires=1904895943&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=kFJzjL3T2Lr5TBDMO7dL4kwgAZI%3D" />
C:<img id="ODsqwhfTEMP20200515054543055.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsqwhfTEMP20200515054543055.png?Expires=1904895943&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=LT2OBqA20I284KIjPVkFC/vCHGc%3D" />
D:<img id="ODsqwlnTEMP20200515054543206.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsqwlnTEMP20200515054543206.png?Expires=1904895943&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zMrPyE6r8BIW41E/H5wNgnm2XYg%3D" />
E:<img id="ODfxuypTEMP20200515054543357.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfxuypTEMP20200515054543357.png?Expires=1904895943&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=scD1YfYefljQ89NgrrIWPksExNo%3D" />

<img id="ODrptxdTEMP20200515054544537.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrptxdTEMP20200515054544537.png?Expires=1904895944&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=IT3QOG/zaLf4JD1UUxDBaKKxNsw%3D" />
A:<img id="ODyxavnTEMP20200515054544661.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyxavnTEMP20200515054544661.png?Expires=1904895944&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=O3N8shIC/GCuL03pvL1b7LMKbDY%3D" />
B:<img id="ODsyiamTEMP20200515054544853.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsyiamTEMP20200515054544853.png?Expires=1904895944&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=TxjnR%2B5MX%2BDJcWUSNvJjgj8lGxs%3D" />
C:<img id="ODveapnTEMP20200515054544990.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODveapnTEMP20200515054544990.png?Expires=1904895945&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=L9M5X/qA5Ntj97u6MVE%2Bud3Mdys%3D" />
D:<img id="ODlftlwTEMP20200515054545131.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODlftlwTEMP20200515054545131.png?Expires=1904895945&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=6P7RavV2zEh/O2g1laiUc47QyVs%3D" />
E:以上都不对

<img id="ODhxbbaTEMP20200515054545316.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhxbbaTEMP20200515054545316.png?Expires=1904895945&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=3Z/jU%2B1KMG%2BTewfI9VanT8NOHVA%3D" />
A:<img id="ODipnqaTEMP20200515054545464.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODipnqaTEMP20200515054545464.png?Expires=1904895945&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=bGCuVEWhtYxh/WaZQy/Njfcf0ss%3D" />
B:<img id="ODrxbxbTEMP20200515054545639.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrxbxbTEMP20200515054545639.png?Expires=1904895946&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=AxIZolzRQy6D2YkB6yPBospkbbA%3D" />
C:<img id="ODykwpbTEMP20200515054546826.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODykwpbTEMP20200515054546826.png?Expires=1904895946&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=xd2Xw1yYwKPZF7TwKpDfI597zSg%3D" />
D:可能为奇函数，也可能为偶函数
E:以上都不对

<img id="ODjcdvxTEMP20200515054546984.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjcdvxTEMP20200515054546984.png?Expires=1904895947&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=TTxujEH6O4yvFEmjTLsyigzh/Tg%3D" />
A:1
B:2
C:-2
D:-1
E:0

<img id="ODiitlbTEMP20200515054547136.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODiitlbTEMP20200515054547136.png?Expires=1904895947&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=4hxelsX8esAqUdrW8KXVE6M12gs%3D" />
A:<img id="ODrbbvmTEMP20200515054547267.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrbbvmTEMP20200515054547267.png?Expires=1904895947&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=AMldI3PM%2BjX8iwqs3b3A8uZ6g%2BA%3D" />
B:1－e^x
C:<img id="ODsfixpTEMP20200515054547401.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsfixpTEMP20200515054547401.png?Expires=1904895947&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/0mwO7uOp/i3pmhlSPPonr4a/%2BU%3D" />
D:<img id="ODzwylnTEMP20200515054547589.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzwylnTEMP20200515054547589.png?Expires=1904895947&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=8M%2BDhm7iuHCGWTAFeeJSzKpJSws%3D" />
E:<img id="ODnbnozTEMP20200515054547827.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODnbnozTEMP20200515054547827.png?Expires=1904895947&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=MgaJoLJ5kA0B0CdT6vDdr2VISQ8%3D" />

<img id="ODsjisuTEMP20200515054548983.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsjisuTEMP20200515054548983.png?Expires=1904895949&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zUZsuAedAkluUn2N68lOrRwu9Dk%3D" />
A:<img id="ODehewsTEMP20200515054549143.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODehewsTEMP20200515054549143.png?Expires=1904895949&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=p7vC7sGA6yVG8wvqQWdmISjM%2Bkc%3D" />
B:<img id="ODwftxbTEMP20200515054549351.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwftxbTEMP20200515054549351.png?Expires=1904895949&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Jb6aEdqGejU7VS4f9J8WZFwRzLE%3D" />
C:<img id="ODybubhTEMP20200515054549503.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODybubhTEMP20200515054549503.png?Expires=1904895949&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=3%2B1h1QnxAj0K2mKRUf6wO/V4uHw%3D" />
D:<img id="ODzwlwdTEMP20200515054549658.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzwlwdTEMP20200515054549658.png?Expires=1904895949&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=G7KktKg7eK5127WMiO/0GBspfO8%3D" />
E:以上都不对

<img id="ODkahigTEMP20200515054549796.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkahigTEMP20200515054549796.png?Expires=1904895949&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cZAlSkpfdv44Cxxnbpl4hiyKVHI%3D" />
A:e^nx
B:ne^nx
C:<img id="ODwpmyjTEMP20200515054549941.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwpmyjTEMP20200515054549941.png?Expires=1904895950&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=xtfl4vsa7a7Lf1xYSponRxGgzbI%3D" />
D:ne^x
E:nⁿe^x

<img id="ODanzpqTEMP20200515054550097.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODanzpqTEMP20200515054550097.png?Expires=1904895950&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=bVuT315jeSQ2sLKkL1YObKhDun4%3D" />
A:1/2
B:-1/2
C:0
D:1/6
E:-1/6

<img id="ODhctbbTEMP20200515054550215.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhctbbTEMP20200515054550215.png?Expires=1904895950&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=oEXUDl7U4w6VtxVHEw9Vze3jkeM%3D" />
A:1
B:-1
C:0
D:1/2
E:-1/2

<img id="ODhyzfsTEMP20200515054550403.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhyzfsTEMP20200515054550403.png?Expires=1904895950&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=EQWVMRbKT2t4%2BtEkB1kPWYZWAPk%3D" />
A:1
B:1/2
C:1/3
D:1/6
E:0

<img id="ODxpczuTEMP20200515054550551.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxpczuTEMP20200515054550551.png?Expires=1904895950&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=2Af11dzwarj1IB8dN9mIJOWchd4%3D" />
A:f(-1)=1
B:f(1)=1
C:f(-2)=28
D:f(0)=2
E:f(0)=0

<img id="ODohfnbTEMP20200515054550673.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODohfnbTEMP20200515054550673.png?Expires=1904895950&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hAU2S3JHv0dcJYMLYJ3PrZAGMPs%3D" />
A:1/4，2
B:-1/4，2
C:-2，1
D:-2，-1
E:0，1

<img id="ODpjqhtTEMP20200515054550855.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpjqhtTEMP20200515054550855.png?Expires=1904895950&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2BF4QU9ugKFz5Y0ib48DRP5uiigQ%3D" />
A:（－∞，＋∞）为其凹区间
B:（－∞，＋∞）为其凸区间
C:<img id="ODzvudxTEMP20200515054550976.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzvudxTEMP20200515054550976.png?Expires=1904895951&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=0pVZVhOQpdb7JGOjYIRPSWcKALU%3D" />
D:<img id="ODrbmmwTEMP20200515054551121.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrbmmwTEMP20200515054551121.png?Expires=1904895951&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=9bElZ0eo3uF4Xctq7%2BU0wmndmGc%3D" />
E:以上都不对

<img id="ODwuhqqTEMP20200515054551264.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwuhqqTEMP20200515054551264.png?Expires=1904895951&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=sUlmKafpRjPvsqGTbTPGTDh2oaU%3D" />
A:<img id="ODyritmTEMP20200515054551518.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyritmTEMP20200515054551518.png?Expires=1904895951&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zUvyxmJTrODSNDJUzzZlzVK9br4%3D" />
B:<img id="ODhekmjTEMP20200515054551669.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhekmjTEMP20200515054551669.png?Expires=1904895951&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=0UZkKev1b55y0P8AJbdM30EjqdQ%3D" />
C:<img id="ODyzqzeTEMP20200515054551826.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyzqzeTEMP20200515054551826.png?Expires=1904895951&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=RYR9mq83uvBA6bbiWgRbR2Mnafw%3D" />
D:<img id="ODlghrmTEMP20200515054551983.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODlghrmTEMP20200515054551983.png?Expires=1904895952&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=i81sf6Vnmjjft9Gqz%2BPRkzp6K64%3D" />
E:<img id="ODpqfnkTEMP20200515054552098.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpqfnkTEMP20200515054552098.png?Expires=1904895952&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=s5jUlEuN611Lg8xEikAe8ueFCxw%3D" />

<img id="ODgtvsxTEMP20200515054552239.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgtvsxTEMP20200515054552239.png?Expires=1904895952&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wqIL%2BchIurJe3oY1qqSpSd/MGPc%3D" />
A:<img id="ODmojhnTEMP20200515054552403.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmojhnTEMP20200515054552403.png?Expires=1904895952&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cZFsHrvW0VZCU%2BmMaE7SESNI8bw%3D" />
B:<img id="ODscgthTEMP20200515054552647.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODscgthTEMP20200515054552647.png?Expires=1904895952&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=eGDd6S5XrOwpZnQ683m6GgeCqrI%3D" />
C:<img id="ODimovtTEMP20200515054552774.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODimovtTEMP20200515054552774.png?Expires=1904895952&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Kgp27cMQRFw75/d58rZOM/SGxBg%3D" />
D:<img id="ODmliizTEMP20200515054552961.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmliizTEMP20200515054552961.png?Expires=1904895953&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=a9OmkCaKwvGvV7MaLBzP3ASwljo%3D" />
E:<img id="ODmjagpTEMP20200515054553147.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmjagpTEMP20200515054553147.png?Expires=1904895953&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=TuowAxs1Oi3SCkM62R49jYsvGmU%3D" />

对于常数C，下列叙述正确的是
A:C的极限是零
B:C的不定积分是零
C:C的导数是零
D:C的原函数是零
E:C的微分是C

<img id="ODscncsTEMP20200515054553282.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODscncsTEMP20200515054553282.png?Expires=1904895953&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=QbII95Hp3vBF5x%2B1IIe51C6VkeM%3D" />
A:<img id="ODncwueTEMP20200515054553421.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODncwueTEMP20200515054553421.png?Expires=1904895953&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=DCvQLOWoupqsOWiAW%2B2vELtcctY%3D" />
B:<img id="ODhwervTEMP20200515054553591.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhwervTEMP20200515054553591.png?Expires=1904895953&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=P%2BsGB9hDDGjclYIDMXgF4gJ/CGc%3D" />
C:<img id="ODgrpovTEMP20200515054553707.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgrpovTEMP20200515054553707.png?Expires=1904895953&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=d6lyEv3/vp8XO%2BHMXbsW9/Yt6do%3D" />
D:<img id="ODkccieTEMP20200515054553891.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkccieTEMP20200515054553891.png?Expires=1904895954&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=iXV9asbxiSoNfekYEsn19pIqYQc%3D" />
E:以上都不对

<img id="ODlduakTEMP20200515054554048.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODlduakTEMP20200515054554048.png?Expires=1904895954&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Es4Lif9V6EFfVji%2Bzb0iS7XE8Xk%3D" />
A:F(x)
B:G(x)
C:F(x)+c
D:F(x)+G(x)+c
E:F(x)+G(x)

<img id="ODngconTEMP20200515054554209.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODngconTEMP20200515054554209.png?Expires=1904895954&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cNfrX6Syl579CcNeYl%2Bquf3Jvx4%3D" />
A:<img id="ODjlhkgTEMP20200515054554336.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjlhkgTEMP20200515054554336.png?Expires=1904895954&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=USyxB5EGiBvDqcvPq4h/BdZMt0M%3D" />
B:<img id="ODrqrioTEMP20200515054554469.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrqrioTEMP20200515054554469.png?Expires=1904895954&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zimtyyt1RFLJIX/p2AeZoJkwrk0%3D" />
C:<img id="ODgrkdyTEMP20200515054554612.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgrkdyTEMP20200515054554612.png?Expires=1904895954&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=obje5vv0DIGoOmBOA8gtp%2BWGYoE%3D" />
D:<img id="ODwrkhnTEMP20200515054554846.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwrkhnTEMP20200515054554846.png?Expires=1904895954&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=q%2B/9xHIUK13nLQOnRs6DQ0HHLOo%3D" />
E:<img id="ODcjejxTEMP20200515054555000.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcjejxTEMP20200515054555000.png?Expires=1904895955&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cIaQ08lY1kzdCDLNBRGFbkaDGCI%3D" />

<img id="ODdjiauTEMP20200515054555126.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODdjiauTEMP20200515054555126.png?Expires=1904895955&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=maaXHQbJn5mFnvKBfvto3kICNdI%3D" />
A:<img id="ODroilcTEMP20200515054555339.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODroilcTEMP20200515054555339.png?Expires=1904895955&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=p4tx3kZJV9sfNzIBscsNIu05QE4%3D" />
B:<img id="ODdgremTEMP20200515054555451.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODdgremTEMP20200515054555451.png?Expires=1904895955&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=//4pEE2%2BfevOIiacFnCOwLqwx6o%3D" />
C:<img id="ODqsxvpTEMP20200515054555698.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqsxvpTEMP20200515054555698.png?Expires=1904895955&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=OmvC0UA6cYZJ90AGi8//2OlMDHA%3D" />
D:<img id="ODzpimkTEMP20200515054555867.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzpimkTEMP20200515054555867.png?Expires=1904895955&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=5cE9c0mUFaf/0m2xlDV9FsOn1eQ%3D" />
E:<img id="ODntewgTEMP20200515054556026.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODntewgTEMP20200515054556026.png?Expires=1904895956&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=uwA/RF8NCm5U8ObswKMJ45QXlMU%3D" />

<img id="ODmiufmTEMP20200515054556191.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmiufmTEMP20200515054556191.png?Expires=1904895956&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=WgJM1u7s1WsATXnHcD1qySJz%2BYk%3D" />
A:<img id="ODhwhhmTEMP20200515054556316.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhwhhmTEMP20200515054556316.png?Expires=1904895956&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=fMF/ZSoqS9KfOjTabjaaVtz41lk%3D" />
B:<img id="ODbevxsTEMP20200515054556459.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbevxsTEMP20200515054556459.png?Expires=1904895956&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=KhU2HNJPK7FWj0THGxPLisXn6QE%3D" />
C:<img id="ODccvtxTEMP20200515054556621.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODccvtxTEMP20200515054556621.png?Expires=1904895956&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=mAW6/lEKbxvcFN7YGo0U5K%2Bbxbk%3D" />
D:<img id="ODufzviTEMP20200515054556799.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODufzviTEMP20200515054556799.png?Expires=1904895956&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=8sHBk0O7R%2BwqUgDDJiBriIDbPsE%3D" />
E:<img id="ODhenarTEMP20200515054556967.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhenarTEMP20200515054556967.png?Expires=1904895957&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=sRDcEl2y2vDjkF4iNO0%2B1ptQW9k%3D" />

<img id="ODxuxnxTEMP20200515054557110.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxuxnxTEMP20200515054557110.png?Expires=1904895957&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ej%2B1tkuxOefPqUqb1fyQieNCv80%3D" />
A:<img id="ODjqszoTEMP20200515054557284.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjqszoTEMP20200515054557284.png?Expires=1904895957&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=VaF8G/X5q4Y3aui66pWEqgVbPvg%3D" />
B:<img id="ODhcucuTEMP20200515054557427.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhcucuTEMP20200515054557427.png?Expires=1904895957&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=d0GCHGKPOH0heG%2BmXWRxoCCVfQo%3D" />
C:<img id="ODcwyvhTEMP20200515054558586.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcwyvhTEMP20200515054558586.png?Expires=1904895958&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=kr1rt9J5P8PSk1Jhr40l26A9sNA%3D" />
D:<img id="ODygoobTEMP20200515054558765.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODygoobTEMP20200515054558765.png?Expires=1904895958&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=9ulRam0N47RW9n0oGEuRmDt5jqc%3D" />
E:1

下列各式正确的是
A:<img id="ODxetseTEMP20200515054558915.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxetseTEMP20200515054558915.png?Expires=1904895959&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=BE8o1%2Bq0eMFpuPb17Ma/F/fQZNg%3D" />
B:<img id="ODucfsfTEMP20200515054559080.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODucfsfTEMP20200515054559080.png?Expires=1904895959&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=pPqFQcTXcXmudSiErgrZySwGm4I%3D" />
C:<img id="ODchsbvTEMP20200515054559209.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODchsbvTEMP20200515054559209.png?Expires=1904895959&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=0aleQO4K4m4atdMdzg4hScIT/SE%3D" />
D:<img id="ODmbuhlTEMP20200515054559415.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmbuhlTEMP20200515054559415.png?Expires=1904895959&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wVPnuEwbBAkgCBkPTRoQidDv1Lg%3D" />
E:<img id="ODrylstTEMP20200515054559542.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrylstTEMP20200515054559542.png?Expires=1904895959&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ZWd44NiHq/mThXCAPtVeLTBaQC0%3D" />

<img id="ODeggrbTEMP20200515054559722.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODeggrbTEMP20200515054559722.png?Expires=1904895959&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=dMZQpMtW7HuHEvQoGKwRABYglo0%3D" />
A:<img id="ODojjazTEMP20200515054559994.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODojjazTEMP20200515054559994.png?Expires=1904895960&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=XXg//krKv7vvCThjGtUkWN3/0Rk%3D" />
B:<img id="ODvymajTEMP20200515054600184.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvymajTEMP20200515054600184.png?Expires=1904895960&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hnhnDTjdgCSXJ0xbMGtCrQMafag%3D" />
C:<img id="ODioypdTEMP20200515054600356.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODioypdTEMP20200515054600356.png?Expires=1904895960&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=SryfIBNWta3TGAxCUIynVDpeZng%3D" />
D:<img id="ODytumxTEMP20200515054600479.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODytumxTEMP20200515054600479.png?Expires=1904895960&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2BLnKvg6uxgcpmzyXr7H51lUmLJ8%3D" />
E:<img id="ODxudtmTEMP20200515054600664.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxudtmTEMP20200515054600664.png?Expires=1904895960&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=tTezPUW15i%2ByYf1ldKsoJ/1ZTX0%3D" />

<img id="ODzymkkTEMP20200515054600812.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzymkkTEMP20200515054600812.png?Expires=1904895960&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=EGVhfHLQUR7BneEHpMdmmMBNtzk%3D" />
A:<img id="ODoabhbTEMP20200515054600988.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODoabhbTEMP20200515054600988.png?Expires=1904895961&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Joa8xnP9rKpXrkOgxIEeg46%2BpYE%3D" />
B:<img id="ODxkgzfTEMP20200515054601123.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxkgzfTEMP20200515054601123.png?Expires=1904895961&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=BIek%2BBzdHhfFAHIr6WY9b3P1I2M%3D" />
C:<img id="ODprmivTEMP20200515054601251.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODprmivTEMP20200515054601251.png?Expires=1904895961&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=lBP2XUWYfNe2YnKBQLdwdLlyGZA%3D" />
D:<img id="ODrqskwTEMP20200515054601422.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrqskwTEMP20200515054601422.png?Expires=1904895961&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=NjSMeNegC6KbYA7/63oMcdH77Ds%3D" />
E:<img id="ODbklcdTEMP20200515054601623.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbklcdTEMP20200515054601623.png?Expires=1904895961&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=C1r8lIBuQA0JNm0TOPwKblhwye0%3D" />

<img id="ODuaglyTEMP20200515054601977.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODuaglyTEMP20200515054601977.png?Expires=1904895962&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=7BX8gEiBI9mWAy85JFI7Asl%2BqGI%3D" />
A:<img id="ODmtucaTEMP20200515054602145.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmtucaTEMP20200515054602145.png?Expires=1904895962&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=BrArfp3HjeIokUmlS5K6xwLGjs8%3D" />
B:<img id="ODgkxqjTEMP20200515054602278.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgkxqjTEMP20200515054602278.png?Expires=1904895962&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=udK3Mn37aU63wy1L70/nvyowB34%3D" />
C:<img id="ODdtabxTEMP20200515054602416.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODdtabxTEMP20200515054602416.png?Expires=1904895962&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=v/eY0b1JNwnTgtAHDg2WElVS468%3D" />
D:<img id="ODqktzuTEMP20200515054602603.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqktzuTEMP20200515054602603.png?Expires=1904895962&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=OSvM7thW070AS1VA7%2BOnUK%2BNnt8%3D" />
E:0

<img id="ODhiumaTEMP20200515054602739.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhiumaTEMP20200515054602739.png?Expires=1904895962&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=YYgxOSmQR6T8C8KGHWH0N%2Bjx1oI%3D" />
A:<img id="ODtxvhsTEMP20200515054602891.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODtxvhsTEMP20200515054602891.png?Expires=1904895963&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=XfjB6mJbXld/1wzkNPDhXBeaoCE%3D" />
B:<img id="ODqncjrTEMP20200515054603068.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqncjrTEMP20200515054603068.png?Expires=1904895963&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=q9P6fkOutG17q8EPZwU8BToa3ro%3D" />
C:<img id="ODyxfxzTEMP20200515054603217.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyxfxzTEMP20200515054603217.png?Expires=1904895963&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wOeSyIEb0hgSeDtdrrA3ptoxwZ4%3D" />
D:<img id="ODefzqxTEMP20200515054603345.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODefzqxTEMP20200515054603345.png?Expires=1904895963&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=bs528/IFn6we0uDB6rkmVcHr84Y%3D" />
E:<img id="ODjosyeTEMP20200515054603501.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjosyeTEMP20200515054603501.png?Expires=1904895963&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=h3/jr%2BGzfGKUvdLp1qiji6DBN9Y%3D" />

<img id="ODgslsfTEMP20200515054603715.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgslsfTEMP20200515054603715.png?Expires=1904895963&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Sk6/ByUdwt0nJwwQfnlHZptv9nk%3D" />
A:必要条件
B:充分条件
C:充要条件
D:既非充分也非必要条件
E:以上都不对

<img id="ODtgsfaTEMP20200515054603846.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODtgsfaTEMP20200515054603846.png?Expires=1904895963&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=fw%2BhzDtl6oFl559rtKxnTOYqghc%3D" />
A:<img id="ODwdysrTEMP20200515054604013.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwdysrTEMP20200515054604013.png?Expires=1904895964&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=td1k/G4wv1hrCDtiu8p/0Nr%2BXKA%3D" />
B:<img id="ODxwdvnTEMP20200515054604145.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxwdvnTEMP20200515054604145.png?Expires=1904895964&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=9sewgoa65HEo47V1As%2B%2BJ/RRDpg%3D" />
C:<img id="ODcmhbbTEMP20200515054604313.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcmhbbTEMP20200515054604313.png?Expires=1904895964&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=tIsV6xrWiqunuusr6FLWkmLS8R8%3D" />
D:<img id="ODohqeaTEMP20200515054604519.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODohqeaTEMP20200515054604519.png?Expires=1904895964&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=oED0XvC5yOAeTqObQtZD9HBGj%2B0%3D" />
E:<img id="ODpkpgaTEMP20200515054604650.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpkpgaTEMP20200515054604650.png?Expires=1904895964&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=aeK0AtAU5OHTKHkX1K4pP/YB%2Bo4%3D" />

<img id="ODtsbtkTEMP20200515054604815.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODtsbtkTEMP20200515054604815.png?Expires=1904895964&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=lwUi4zSBq9qxwjuZs5dGODaG06U%3D" />
A:<img id="ODvpfrnTEMP20200515054604997.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvpfrnTEMP20200515054604997.png?Expires=1904895965&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=oGyHbve22khTjywAjMFLKePkKtk%3D" />
B:<img id="ODpvhfzTEMP20200515054605186.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpvhfzTEMP20200515054605186.png?Expires=1904895965&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=mAl6VVCkKVCnnYhJjunCMVjORbU%3D" />
C:<img id="ODnubqmTEMP20200515054605311.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODnubqmTEMP20200515054605311.png?Expires=1904895965&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=4OsSgY/Ov/poDnjqSBqOO7JHH/A%3D" />
D:<img id="ODcejulTEMP20200515054605599.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcejulTEMP20200515054605599.png?Expires=1904895965&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=YzQhkJuKRnU40FN%2BFm1dc%2BClqEM%3D" />
E:<img id="ODqzkppTEMP20200515054605769.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqzkppTEMP20200515054605769.png?Expires=1904895965&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=bco/Ra6pv6gNcxizPetKEY0A%2BIY%3D" />

下列各式中，正确的是
A:<img id="ODmftyeTEMP20200515054605993.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmftyeTEMP20200515054605993.png?Expires=1904895966&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=VwXuA10yHZJAeTlYCGX17FagFBI%3D" />
B:<img id="ODoarwdTEMP20200515054606141.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODoarwdTEMP20200515054606141.png?Expires=1904895966&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2BNsj21wXQ6WOjf5hLmdXy/1mCKQ%3D" />
C:<img id="ODcgglgTEMP20200515054606327.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcgglgTEMP20200515054606327.png?Expires=1904895966&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=5isQUqyk5WQuWNpMExKaAqWtVyE%3D" />
D:<img id="ODjpskuTEMP20200515054606452.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjpskuTEMP20200515054606452.png?Expires=1904895966&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=1UosyUzzGWyroONQ7SPMslWxq2U%3D" />
E:以上都不对

<img id="ODejtiqTEMP20200515054606615.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODejtiqTEMP20200515054606615.png?Expires=1904895966&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=x0PlmViu5jXeqspKKsxuKnQF%2BFI%3D" />
A:1
B:2
C:3
D:4
E:5

<img id="ODiuvjvTEMP20200515054606776.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODiuvjvTEMP20200515054606776.png?Expires=1904895966&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=v3mlKZw0mL0ji49aH/9cuTpw4Yc%3D" />
A:<img id="ODmritzTEMP20200515054606992.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmritzTEMP20200515054606992.png?Expires=1904895967&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=WsT4AJDaQqCWNJNTU7wJ5UtwfGg%3D" />
B:<img id="ODcxyriTEMP20200515054607150.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcxyriTEMP20200515054607150.png?Expires=1904895967&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=TCE%2BFEIgxbzxtizwTz1nFHIlWxU%3D" />
C:<img id="ODzusftTEMP20200515054607312.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzusftTEMP20200515054607312.png?Expires=1904895967&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ccofDSPyinb8R7H2xmEWT3STXrQ%3D" />
D:<img id="ODebimaTEMP20200515054607500.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODebimaTEMP20200515054607500.png?Expires=1904895967&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=dissgwN31MjGoh0qJsYKw%2Bf%2BBL0%3D" />
E:以上都不对

<img id="ODuejrjTEMP20200515054607658.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODuejrjTEMP20200515054607658.png?Expires=1904895967&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=iynjOCHBt9BRKCOnBTCcMOXQZ0o%3D" />
A:-1
B:1
C:0
D:a
E:-a

<img id="ODjnllrTEMP20200515054607855.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjnllrTEMP20200515054607855.png?Expires=1904895967&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=j1HZFCtVHq/WTEwcldOnHLZV/SQ%3D" />
A:<img id="ODbrawqTEMP20200515054607989.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbrawqTEMP20200515054607989.png?Expires=1904895968&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=LQYFFohUmyiWxVDrGXSRfOa97%2B8%3D" />
B:<img id="ODwtuvvTEMP20200515054608187.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwtuvvTEMP20200515054608187.png?Expires=1904895968&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=SKnOpu5lsYDwyWzmdaL6ot7zrvc%3D" />
C:0
D:<img id="ODsqntyTEMP20200515054608490.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsqntyTEMP20200515054608490.png?Expires=1904895968&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=tr31dUXvh75xfqft6ch/wjAov8M%3D" />
E:<img id="ODpkepuTEMP20200515054608637.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpkepuTEMP20200515054608637.png?Expires=1904895968&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ZBSJZLNhb4Q0J7epbjkTKVt%2Bfro%3D" />

<img id="ODidrkbTEMP20200515054608796.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODidrkbTEMP20200515054608796.png?Expires=1904895968&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wZQjr9e6n1O5QdpN0rEfftMr4O4%3D" />
A:<img id="ODwqqysTEMP20200515054609003.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwqqysTEMP20200515054609003.png?Expires=1904895969&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=PTNbxspk2CfE9%2BQZ6sTiJTiU6FI%3D" />
B:<img id="ODwjrueTEMP20200515054609177.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwjrueTEMP20200515054609177.png?Expires=1904895969&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=xQ85C49pkBirakEt4o6ni5i4R08%3D" />
C:0
D:<img id="ODklyjeTEMP20200515054609322.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODklyjeTEMP20200515054609322.png?Expires=1904895969&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hcqbEuB67X9fe3IYtQDeJX7gOrE%3D" />
E:<img id="ODjliwgTEMP20200515054609454.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjliwgTEMP20200515054609454.png?Expires=1904895969&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=7Qwlf67Bd%2B9W9S7evBOCaC7s0sA%3D" />

<img id="ODuuvqlTEMP20200515054609600.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODuuvqlTEMP20200515054609600.png?Expires=1904895969&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=mBnNOkhiSWNN9Ur2EoQaJgDuTxg%3D" />
A:1
B:1/2
C:-1/2
D:-1
E:0

<img id="ODthwszTEMP20200515054609768.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODthwszTEMP20200515054609768.png?Expires=1904895969&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=MKlioVjkecEgyl1N0te/hM23hYA%3D" />
A:<img id="ODubobqTEMP20200515054609926.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODubobqTEMP20200515054609926.png?Expires=1904895970&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=6J0/kiKJNiT2Uq6reqpUKQuMcEQ%3D" />
B:<img id="ODsbvizTEMP20200515054610050.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsbvizTEMP20200515054610050.png?Expires=1904895970&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=FSOzVQcavxRZf14crnNOk%2B3jeh4%3D" />
C:<img id="ODetstoTEMP20200515054610194.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODetstoTEMP20200515054610194.png?Expires=1904895970&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=kHpDnw6Fkp9KlYx7g1CXOXmTDKs%3D" />
D:<img id="ODbzrrhTEMP20200515054610376.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbzrrhTEMP20200515054610376.png?Expires=1904895970&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ZQNDT5YH%2BWCoWBmCrq3OcSuGZFI%3D" />
E:<img id="ODcdumoTEMP20200515054610529.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcdumoTEMP20200515054610529.png?Expires=1904895970&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=lSSILkssehIDV3%2BQ1dJfjv3lwRw%3D" />

<img id="ODvluqiTEMP20200515054610646.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvluqiTEMP20200515054610646.png?Expires=1904895970&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zLAR6FtoMjw6kR/RuaHj7Hrt4dg%3D" />
A:<img id="ODhiplmTEMP20200515054610815.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhiplmTEMP20200515054610815.png?Expires=1904895970&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=jJON3TZl%2Bi3PJ9xjdOYrJuGtZYI%3D" />
B:<img id="ODgksbvTEMP20200515054610956.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgksbvTEMP20200515054610956.png?Expires=1904895971&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=oyKUH7/fh/beVha2R6au6G4qgxI%3D" />
C:<img id="ODkjjqdTEMP20200515054611107.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkjjqdTEMP20200515054611107.png?Expires=1904895971&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cw38RpvY40OOADmCZ434H0wuHFA%3D" />
D:<img id="ODwaezgTEMP20200515054611271.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwaezgTEMP20200515054611271.png?Expires=1904895971&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Xhcq7/r0PEngINJZF0%2BVghEJeII%3D" />
E:x

<img id="ODecfjaTEMP20200515054611450.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODecfjaTEMP20200515054611450.png?Expires=1904895971&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=gfXwdpgNBxZNux%2BVlJ5C%2BQgFePo%3D" />
A:<img id="ODndbkaTEMP20200515054611627.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODndbkaTEMP20200515054611627.png?Expires=1904895971&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=KoPKY5rBOWisLQ8aIPMIwKbb4oM%3D" />
B:<img id="ODzkofsTEMP20200515054611756.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzkofsTEMP20200515054611756.png?Expires=1904895971&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=WRIYDbjmRfCM6z2NHkX3ReciGBo%3D" />
C:<img id="ODhwogiTEMP20200515054611937.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhwogiTEMP20200515054611937.png?Expires=1904895972&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ilIfTufPTFuHy%2B2T3QIfQqke44I%3D" />
D:<img id="ODagofiTEMP20200515054612063.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODagofiTEMP20200515054612063.png?Expires=1904895972&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=YkN5mYvudSrOpX9jgW6fElf30/M%3D" />
E:以上都不对

<img id="ODrvnuiTEMP20200515054612191.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrvnuiTEMP20200515054612191.png?Expires=1904895972&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=uvw7%2BYtBPaP7MfX2iH%2B5Q4BjKrA%3D" />
A:<img id="ODrjnpgTEMP20200515054612380.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrjnpgTEMP20200515054612380.png?Expires=1904895972&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ROd5Hxf%2BULcAORAMqbDChPKENko%3D" />
B:<img id="ODmcrecTEMP20200515054612498.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmcrecTEMP20200515054612498.png?Expires=1904895972&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=kFh2PNeWrzR%2BdBLKk%2BFLpNkVzP4%3D" />
C:<img id="ODzmpknTEMP20200515054612655.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzmpknTEMP20200515054612655.png?Expires=1904895972&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=W43UUlFG3ZwbRoc4xN14mhtyF7c%3D" />
D:<img id="ODyxjfzTEMP20200515054612847.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyxjfzTEMP20200515054612847.png?Expires=1904895972&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=1DvOqBOUlQKFGQSzfOrT7CR06zE%3D" />
E:1

<img id="ODladvuTEMP20200515054612967.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODladvuTEMP20200515054612967.png?Expires=1904895973&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Qn4aJG3U2Ik5TXccQFpbdnA9Tsk%3D" />
A:1
B:2
C:<img id="ODwuqhiTEMP20200515054613195.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwuqhiTEMP20200515054613195.png?Expires=1904895973&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hJdHeumMmgM3qO0RfrKQ3PtBJ1s%3D" />
D:<img id="ODfgodhTEMP20200515054613356.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfgodhTEMP20200515054613356.png?Expires=1904895973&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=hVC45lgn1b860z4rOYZp17Ct8ak%3D" />
E:<img id="ODcwjepTEMP20200515054613543.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcwjepTEMP20200515054613543.png?Expires=1904895973&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=8PWd5SR0JY1UmzOqkwlPkVA0myA%3D" />

<img id="ODzrftmTEMP20200515054613686.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzrftmTEMP20200515054613686.png?Expires=1904895973&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=4EcRwWnSijY1LdvdNS0vQ5l4XrU%3D" />
A:<img id="ODurnwxTEMP20200515054613829.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODurnwxTEMP20200515054613829.png?Expires=1904895973&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=9J1VtVTWckLTP1t5yT5C8%2BRrJEs%3D" />
B:<img id="ODbrnfyTEMP20200515054614187.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbrnfyTEMP20200515054614187.png?Expires=1904895974&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=HB%2B8YriPcHp9QDV0%2B40vhVmB1YY%3D" />
C:<img id="ODdfhfhTEMP20200515054614531.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODdfhfhTEMP20200515054614531.png?Expires=1904895974&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=5VWhf9Wz8I091i9RnqSjwS5hHBc%3D" />
D:<img id="ODauovnTEMP20200515054614677.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODauovnTEMP20200515054614677.png?Expires=1904895974&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=oJNew%2Bwbq%2BA3Tyt/Sz/GvjppVx8%3D" />
E:1

<img id="ODjrtucTEMP20200515054614882.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODjrtucTEMP20200515054614882.png?Expires=1904895975&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ODtmAR6Amhhtp2npPHW2Vk1BQ6U%3D" />
A:1
B:-1
C:0
D:2
E:-2

<img id="ODxoykfTEMP20200515054615048.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxoykfTEMP20200515054615048.png?Expires=1904895975&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=tHQVP6GfmqZlw92iwD66PiHWrGI%3D" />
A:<img id="ODkmailTEMP20200515054615181.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkmailTEMP20200515054615181.png?Expires=1904895975&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=6Zc10cOwKE9sftCTkZwY9kj22/w%3D" />
B:<img id="ODlbsogTEMP20200515054615378.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODlbsogTEMP20200515054615378.png?Expires=1904895975&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2BadsyveLXimXviQDnOoZvlcuDpg%3D" />
C:<img id="ODyblzcTEMP20200515054615543.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyblzcTEMP20200515054615543.png?Expires=1904895975&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=aIZfSBCSYtbfAdo0AkgjA9afi%2BE%3D" />
D:<img id="ODeditcTEMP20200515054615710.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODeditcTEMP20200515054615710.png?Expires=1904895975&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=AuMgCzl1vCZWuf8jAnGMR4lWM%2BY%3D" />
E:<img id="ODmtafhTEMP20200515054615845.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmtafhTEMP20200515054615845.png?Expires=1904895976&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=rmrOAtKlDH6o%2BzPioBV%2BzkyDFb8%3D" />

<img id="ODxogphTEMP20200515054616066.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxogphTEMP20200515054616066.png?Expires=1904895976&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=m4HcWXvnHtheoe%2Bjb%2BP7fQKlRPk%3D" />
A:直角三角形（但不等腰）
B:等腰三角形（但不直角）
C:等腰直角三角形
D:既非等腰也非直角三角形
E:无法判断

<img id="ODyhjllTEMP20200515054616227.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyhjllTEMP20200515054616227.png?Expires=1904895976&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=6xDWh%2BqX1R7MVRoTMB3VYUp2Cos%3D" />
A:球心为（-1，2，-2），半径为3的上半球面
B:球心为（-1，2，-2），半径为9的球面
C:球心为（1，-2， 2），半径为3的上半球面
D:球心为（1，-2，2），半径为9的球面
E:球心为（1，-2，-2），半径为3的上半球面

<img id="ODvcdpsTEMP20200515054616391.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvcdpsTEMP20200515054616391.png?Expires=1904895976&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=DvexhcOAmVkbfovPQjX8gXlITGM%3D" />
A:<img id="ODumslpTEMP20200515054616563.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODumslpTEMP20200515054616563.png?Expires=1904895977&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=R3RirEJR/tvXJ0RjJNRgIhpW32k%3D" />
B:<img id="ODdzruwTEMP20200515054617136.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODdzruwTEMP20200515054617136.png?Expires=1904895977&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=j1ZsgHOCvop7z1XUY5q%2BtgBgOpY%3D" />
C:<img id="ODlvwyqTEMP20200515054617245.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODlvwyqTEMP20200515054617245.png?Expires=1904895977&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=chkBPTxmHkvkC8BJ8hD3JuX76W8%3D" />
D:<img id="ODdlmdkTEMP20200515054617427.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODdlmdkTEMP20200515054617427.png?Expires=1904895977&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=nwN2IBN3L9%2BH78tltpGWAvkjJ/g%3D" />
E:<img id="ODofdjlTEMP20200515054617560.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODofdjlTEMP20200515054617560.png?Expires=1904895977&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=2KDcnHR8pOITnd6A8VbGlT/6/9Q%3D" />

<img id="ODbwfabTEMP20200515054617730.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbwfabTEMP20200515054617730.png?Expires=1904895977&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=2rf/Mrwr1CfE0GOlu6kv0fbJbRg%3D" />
A:<img id="ODldhczTEMP20200515054617901.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODldhczTEMP20200515054617901.png?Expires=1904895978&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zGIXlpX9BUQCStqHxPGj6/ZqWhM%3D" />
B:<img id="ODgcbkfTEMP20200515054618069.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgcbkfTEMP20200515054618069.png?Expires=1904895978&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=P7fLEvgkdGlrdI5QwHbY8mN%2BO6Y%3D" />
C:<img id="ODnlnrgTEMP20200515054618204.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODnlnrgTEMP20200515054618204.png?Expires=1904895978&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=vZTmqidvO3e0MZnOqRYDI/Eto4E%3D" />
D:<img id="ODckoocTEMP20200515054618352.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODckoocTEMP20200515054618352.png?Expires=1904895978&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=CyKRwGoeW9DyrX2u5kU0IhdcmQM%3D" />
E:以上都不对

<img id="ODvtuxuTEMP20200515054618557.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvtuxuTEMP20200515054618557.png?Expires=1904895978&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=dGpV%2By7iPJwR5MtHXjWXs4xV9YI%3D" />
A:1
B:-1
C:0
D:2
E:-2

<img id="ODibyueTEMP20200515054618707.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODibyueTEMP20200515054618707.png?Expires=1904895978&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ngzVk4eiAzgT0%2B1eg%2BY5KLA61kw%3D" />
A:-1
B:2y
C:2x
D:-2y
E:-2x

<img id="ODgvlilTEMP20200515054618921.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODgvlilTEMP20200515054618921.png?Expires=1904895979&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Mi4ybQ32djJ5jMPEeImKowtswzM%3D" />
A:-1
B:2y
C:2x
D:-2x
E:-2y

<img id="ODwkxxfTEMP20200515054619054.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwkxxfTEMP20200515054619054.png?Expires=1904895979&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=c%2BXXMO62YbZmkXSYVHaA/j25L70%3D" />
A:<img id="ODfcdnzTEMP20200515054619262.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfcdnzTEMP20200515054619262.png?Expires=1904895979&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=6a5sq8aLeC%2Bbwaw94J2cjyWsaIY%3D" />
B:<img id="ODraooyTEMP20200515054619382.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODraooyTEMP20200515054619382.png?Expires=1904895979&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=k10CmvhzXAIQLTupZBzPTdhzruw%3D" />
C:<img id="ODtdwgdTEMP20200515054619528.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODtdwgdTEMP20200515054619528.png?Expires=1904895979&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=kDfMC9Aq52arbiPjt61mewBQdE4%3D" />
D:<img id="ODhryewTEMP20200515054619667.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhryewTEMP20200515054619667.png?Expires=1904895979&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wHG5514RoryItUa126JcGmahcps%3D" />
E:以上都不对

<img id="ODyplgeTEMP20200515054619831.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyplgeTEMP20200515054619831.png?Expires=1904895979&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=GGgUsqyqpe9nQuuo2g6lFHl9qo0%3D" />
A:<img id="ODccnbzTEMP20200515054619965.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODccnbzTEMP20200515054619965.png?Expires=1904895980&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=citvVfOyB9xRoUmwUdtxVlaSesc%3D" />
B:<img id="ODwopwzTEMP20200515054620132.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwopwzTEMP20200515054620132.png?Expires=1904895980&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=9bpRUS7ZbjxbIJI9VCf306Dx9sE%3D" />
C:<img id="ODebunuTEMP20200515054620307.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODebunuTEMP20200515054620307.png?Expires=1904895980&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=T5%2Bz7lXssMcR94OW%2B6R48cKNJLI%3D" />
D:<img id="ODakyezTEMP20200515054620453.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODakyezTEMP20200515054620453.png?Expires=1904895980&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=1awNLqpT3DbRntmfiac7kuVZnOo%3D" />
E:以上都不对

<img id="ODthaseTEMP20200515054620603.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODthaseTEMP20200515054620603.png?Expires=1904895980&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=oYxhIxtK4IMa30DdsL2kx2paA3g%3D" />
A:必收敛
B:必发散
C:敛散性不能确定
D:绝对收敛
E:以上都不对

<img id="ODwtywaTEMP20200515054620755.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODwtywaTEMP20200515054620755.png?Expires=1904895980&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=gR0Ri4Z3dkZuQw3miMVGvfUmnHk%3D" />
A:0
B:2
C:1/2
D:1
E:+∞

<img id="ODbwbymTEMP20200515054620957.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbwbymTEMP20200515054620957.png?Expires=1904895981&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=%2Bjl0Z8GQFxTs4Imvl%2BwoYbH0n9w%3D" />
A:1
B:2
C:3
D:4
E:不能确定

<img id="ODyzxmkTEMP20200515054621115.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyzxmkTEMP20200515054621115.png?Expires=1904895981&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=C8zVlG%2BPq3Cw0V8rhGY%2BCUXN8TM%3D" />
A:6
B:5
C:4
D:3
E:2

<img id="ODczgjvTEMP20200515054621283.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODczgjvTEMP20200515054621283.png?Expires=1904895981&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=NgSfdX5BD4U7mzABBvzSowtGgQo%3D" />
A:<img id="ODfolmnTEMP20200515054621455.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfolmnTEMP20200515054621455.png?Expires=1904896008&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=RVh8GgCO4B3sDyv3IEMis76NGms%3D" />
B:<img id="ODitrbgTEMP20200515054648783.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODitrbgTEMP20200515054648783.png?Expires=1904896009&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=vC%2BQZREBBz/xaHA9Il99DEB/8fw%3D" />
C:<img id="ODsgsspTEMP20200515054649087.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODsgsspTEMP20200515054649087.png?Expires=1904896009&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Me6QOKFEZosThEI7rhC%2BHsrKwF0%3D" />
D:<img id="ODtfnbxTEMP20200515054649389.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODtfnbxTEMP20200515054649389.png?Expires=1904896009&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=EnUTaZqEvjA3Dh2XMBLWf7rY2wU%3D" />
E:<img id="ODqhiffTEMP20200515054649621.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqhiffTEMP20200515054649621.png?Expires=1904896009&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=ovyzL/re/Pke8ghpCOo1krKMUpI%3D" />

<img id="ODyjxkkTEMP20200515054649788.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODyjxkkTEMP20200515054649788.png?Expires=1904896009&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=UPCEqJ4lt4GV8fvojgSw2ykXaXE%3D" />
A:<img id="ODpcmqaTEMP20200515054649905.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpcmqaTEMP20200515054649905.png?Expires=1904896010&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=dzAl5xHaWbjAYJI9k6R3qyeRwP8%3D" />
B:<img id="ODpjmumTEMP20200515054650089.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpjmumTEMP20200515054650089.png?Expires=1904896010&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=A4jVve5A78jyzsuWdTV7wFUa/U4%3D" />
C:<img id="ODbkwvzTEMP20200515054650267.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODbkwvzTEMP20200515054650267.png?Expires=1904896010&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=HMQEeMR48gRzrAbj9es9ycmlFUk%3D" />
D:<img id="ODkeltyTEMP20200515054650451.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkeltyTEMP20200515054650451.png?Expires=1904896010&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=zAoG29t3O2jX%2B1AW6IkgxpNdQ0o%3D" />
E:<img id="ODagxxlTEMP20200515054650581.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODagxxlTEMP20200515054650581.png?Expires=1904896010&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=YfbRuC%2BcICHH3b5EItvMrTlAVkw%3D" />

<img id="ODvitiwTEMP20200515054650725.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvitiwTEMP20200515054650725.png?Expires=1904896010&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=r%2BHPbyU2nkdFGq5becckd4KPI2w%3D" />
A:<img id="ODzcmxsTEMP20200515054650895.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODzcmxsTEMP20200515054650895.png?Expires=1904896011&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/Bky7emwFJYBYX7BjP%2BAY7vqx0Q%3D" />
B:<img id="ODrgifmTEMP20200515054651059.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrgifmTEMP20200515054651059.png?Expires=1904896011&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=bQRyxf7/w7PRpswC9v1/14vhZL8%3D" />
C:<img id="ODkzswgTEMP20200515054651222.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkzswgTEMP20200515054651222.png?Expires=1904896011&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Mjcl82YtE4VNY6f0CbbMf/Qx5Tw%3D" />
D:<img id="ODdzjbuTEMP20200515054651342.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODdzjbuTEMP20200515054651342.png?Expires=1904896011&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=1GJxO2WqEuxVOcGDcXES7WcLYUA%3D" />
E:<img id="ODulvugTEMP20200515054651486.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODulvugTEMP20200515054651486.png?Expires=1904896011&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Qp5LD%2BrJA1Jk1WyUiC2mHNo0Zjo%3D" />

<img id="ODkqrytTEMP20200515054651664.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODkqrytTEMP20200515054651664.png?Expires=1904896011&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=D4ixubR3mt5YpOo7TuNo4J7LaYY%3D" />
A:<img id="ODlitemTEMP20200515054651827.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODlitemTEMP20200515054651827.png?Expires=1904896011&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=uvT2cRvWeUh7%2B2XHN5E7QqeTcI4%3D" />
B:<img id="ODvfuhqTEMP20200515054651944.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvfuhqTEMP20200515054651944.png?Expires=1904896012&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=P8umWpPbmX2ffDpspg6LFuIoQz4%3D" />
C:<img id="ODklsckTEMP20200515054652134.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODklsckTEMP20200515054652134.png?Expires=1904896012&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/QCix5VfwKmDnXx/lzyGkWwDM7k%3D" />
D:<img id="ODcensbTEMP20200515054652270.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODcensbTEMP20200515054652270.png?Expires=1904896012&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=sb7Vr8IPg53Fa9H9ofNgkJeS49I%3D" />
E:<img id="ODqmmakTEMP20200515054652416.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODqmmakTEMP20200515054652416.png?Expires=1904896012&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=5Mf/8p9h6OM5e6BBqOvJ5Bkkum4%3D" />

<img id="ODfbcbxTEMP20200515054652599.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfbcbxTEMP20200515054652599.png?Expires=1904896012&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cJPfMzAGXwcYvbwssG%2BXvF%2BTHCk%3D" />
A:<img id="ODrkttfTEMP20200515054652706.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrkttfTEMP20200515054652706.png?Expires=1904896012&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=wOvrBa/quW3lYQYGg7CI8Hdg8EU%3D" />
B:<img id="ODmzbkaTEMP20200515054652859.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODmzbkaTEMP20200515054652859.png?Expires=1904896012&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=/c5SMzMF8qTWrNjqPCatQuyZNZc%3D" />
C:<img id="ODnosfgTEMP20200515054652993.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODnosfgTEMP20200515054652993.png?Expires=1904896013&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=BxFkRQeOXBUS4sTmR9DyWD99lRk%3D" />
D:<img id="ODoxtbiTEMP20200515054653130.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODoxtbiTEMP20200515054653130.png?Expires=1904896013&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=rqnxjy3asHhvn7f4pxjlyN28VSU%3D" />
E:<img id="ODrvlcqTEMP20200515054653404.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODrvlcqTEMP20200515054653404.png?Expires=1904896013&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=Qtn/lSb19EgFKe/jWlc516RJiQw%3D" />

<img id="ODxnrvsTEMP20200515054653716.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODxnrvsTEMP20200515054653716.png?Expires=1904896013&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=TwGU6yR99gZrt2RVzaqKKWjaSso%3D" />
A:<img id="ODfwgplTEMP20200515054653829.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODfwgplTEMP20200515054653829.png?Expires=1904896013&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=yWELR/CjMv85m0XUwESkLebo7g8%3D" />
B:<img id="ODvamhpTEMP20200515054654004.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODvamhpTEMP20200515054654004.png?Expires=1904896014&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cRFagEQxIe%2BKKXNFHGdMY4xuSOw%3D" />
C:<img id="ODeomyvTEMP20200515054654146.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODeomyvTEMP20200515054654146.png?Expires=1904896014&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=EuACyf%2BjQn3gvqHdc8rSu/J5IDo%3D" />
D:<img id="ODhfmrhTEMP20200515054654326.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODhfmrhTEMP20200515054654326.png?Expires=1904896014&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=cP3v2TYEBlWZvoaJii8dCf8NcRs%3D" />
E:<img id="ODnxisxTEMP20200515054654470.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODnxisxTEMP20200515054654470.png?Expires=1904896014&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=K1678fcNTOCmknIIaAtmfC%2B6HHI%3D" />

<img id="ODtuvjuTEMP20200515054654643.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODtuvjuTEMP20200515054654643.png?Expires=1904896014&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=iphtMoyF1Zniv1PtBajzyPaooF4%3D" />
A:1
B:2
C:3
D:4
E:6

<img id="ODpwxymTEMP20200515054654811.png" src="http://oescdn.open.com.cn/zyglpt/OD/TEMP/2020/0515/ODpwxymTEMP20200515054654811.png?Expires=1904896014&OSSAccessKeyId=gbI8DRLk7JJhLbEw&Signature=VWAx0unVg%2BRe9RCgCb1GuCjIuEw%3D" />
A:[-1，1]
B:[-1，1)
C:(-1，1]
D:（-1，1）
E:以上都不对

设f(x-α)=x(x-α)，(α为大于零的常数)，则f(x)=( )
A:x(x-α)
B:x(x+α)
C:(x+α)(x-α)
D:(x-α)²
E:(x+α)²