西交《高等数学（上）》在线作业

adminhan

&nbsp;<img align="top" alt="" src="http://file.open.com.cn/ItemDB/20944/e1c37f2c-9d62-4ec5-bdea-b9aa7ae79927/200910823265685.JPG" />
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927419233251621562106.jpg" title="单选17.jpg" alt="单选17.jpg">
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927075240280141659833.jpg" title="单选2.jpg" alt="单选2.jpg">
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927333268048907313482.jpg" title="单选6.jpg" alt="单选6.jpg">
A:A
B:B
C:C
D:D

<img width="717" height="127" alt="" src="http://file.open.com.cn/ItemDB/20944/547ff5bf-96ac-4150-81e3-f09cf1cd3093/20155215624549.png" />
A:A
B:B
C:C
D:D

<img width="409" height="139" alt="" src="http://file.open.com.cn/ItemDB/20944/9cc8806e-faf4-4132-9763-b639046cec68/201552142850248.png" />
A:A
B:B
C:C
D:D

<img width="736" height="137" alt="" src="http://file.open.com.cn/ItemDB/20944/72227909-8c56-4edb-ab23-70f22190ccf6/20155215651712.png" />
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927365549298883011327.jpg" title="单选10.jpg" alt="单选10.jpg">
A:A
B:B
C:C
D:D

<img height="216" width="578" alt="" src="http://file.open.com.cn/ItemDB/20944/e364bfaa-4f14-4273-866c-26bd15069e2c/201512410132332.png" />&nbsp;
A:A
B:B
C:C
D:D

<img width="498" height="193" alt="" src="http://file.open.com.cn/ItemDB/20944/d052b050-c941-4b4f-9e69-37ae6970879c/201552143131432.png" />
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927344089298142621925.jpg" title="单选7.jpg" alt="单选7.jpg">
A:A
B:B
C:C
D:D

&nbsp;<img align="top" width="468" height="79" alt="" src="http://file.open.com.cn/ItemDB/20944/1338db2c-3c96-45a1-9d00-6b991c97320a/20091090638795.JPG" />
A:A
B:B
C:C
D:D

&nbsp;<img align="top" width="368" height="88" alt="" src="http://file.open.com.cn/ItemDB/20944/550e8d84-c95c-4f00-86f5-c7ce712a8e75/201052014185389.JPG" />
A:A
B:B
C:C
D:D

<img height="113" width="472" alt="" src="http://file.open.com.cn/ItemDB/20944/2d2bf5b2-b248-4160-b84f-a29334d2d7c8/201512495551154.png" />&nbsp;
A:A
B:B
C:C
D:D

<img height="299" width="579" alt="" src="http://file.open.com.cn/ItemDB/20944/28de985d-07e6-4764-b29d-803456cb2360/2015124104427106.png" />&nbsp;
A:A
B:B
C:C
D:D

<img width="497" height="118" alt="" src="http://file.open.com.cn/ItemDB/20944/40f5a0f3-80fd-4a7e-8200-0dce8e0266f9/20155215451200.png" />
A:A
B:B
C:C
D:D

若f(x)为奇函数,φ(x)为偶函数,f[φ(x)]且有意义,则f[φ(x)]是(   )
A:偶函数
B:奇函数
C:非奇非偶函数
D:可能是奇函数也可能是偶函数

当x→0时,1/(ax2+bx+c)~1/(x+1),则a,b,c一定为( )
A:a=b=c=1
B:a=0,b=1,c为任意常数
C:a=0,b,c为任意常数
D:a,b,c为任意常数

<img width="469" height="125" alt="" src="http://file.open.com.cn/ItemDB/20944/1c27d7fb-d905-40c0-a75f-18c6a9d3acfe/201552143013369.png" />
A:A
B:B
C:C
D:D

<img width="663" height="157" alt="" src="http://file.open.com.cn/ItemDB/20944/4e16294f-15b0-40a2-b864-9cd142d1a0c2/20155215426206.png" />
A:A
B:B
C:C
D:D

<img height="225" width="435" alt="" src="http://file.open.com.cn/ItemDB/20944/27137598-decc-48c9-af34-5364a2e5abf4/2015124104548229.png" />&nbsp;
A:A
B:B
C:C
D:D

&nbsp;<img align="top" width="407" height="158" alt="" src="http://file.open.com.cn/ItemDB/20944/5241f184-cabe-4c4f-af6e-8c4d07194076/20091090020933.JPG" />
A:A
B:B
C:C
D:D

<img width="678" height="164" alt="" src="http://file.open.com.cn/ItemDB/20944/3c8bc10b-4776-44bd-a75e-84ea18c87a7f/201552142547691.png" />
A:A
B:B
C:C
D:D

&nbsp;<img align="top" width="468" height="158" alt="" src="http://file.open.com.cn/ItemDB/20944/5d030957-15b3-43df-918e-4edb813e5414/20091090754983.JPG" />
A:A
B:B
C:C
D:D

&nbsp;<img align="top" width="296" height="73" alt="" src="http://file.open.com.cn/ItemDB/20944/3026d3d7-9bf2-41b1-a402-1a962b360fab/2009108233147656.JPG" />
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927357997044388106152.jpg" title="单选9.jpg" alt="单选9.jpg">
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927351189961295069485.jpg" title="单选8.jpg" alt="单选8.jpg">
A:A
B:B
C:C
D:D

<img height="86" width="580" alt="" src="http://file.open.com.cn/ItemDB/20944/0cfc2070-f3cc-451c-8f6f-f16463b362fc/2015124104155688.png" />&nbsp;
A:A
B:B
C:C
D:D

<img align="top" width="360" height="48" alt="" src="http://file.open.com.cn/ItemDB/20944/03375041-a35d-4659-98a7-c346437bf193/2010520141712326.JPG" />&nbsp;
A:A
B:B
C:C
D:D

当x→0时,函数(x2-1)/(x-1)的极限  ( )
A:等于2
B:等于0
C:为∞
D:不存在但不为∞

<img width="535" height="104" alt="" src="http://file.open.com.cn/ItemDB/20944/29a1e425-d0a9-4c22-bf0c-a37bd577e772/201552142959920.png" />
A:A
B:B
C:C
D:D

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927083512695376964717.jpg" title="单选3.jpg" alt="单选3.jpg">
A:A
B:B
C:C
D:D

<img height="102" width="463" alt="" src="http://file.open.com.cn/ItemDB/201512494452995.png" />&nbsp;
A:A
B:B
C:C
D:D

<img height="160" width="788" alt="" src="http://file.open.com.cn/ItemDB/20944/93653c06-9337-4dc2-9660-2e44192d34ea/2015124104455764.png" />&nbsp;
A:A
B:B
C:C
D:D

<img height="273" width="446" alt="" src="http://file.open.com.cn/ItemDB/20944/0a106658-6b68-4738-9d8b-80af5c65111d/20151241041260.png" />&nbsp;
A:A
B:B
C:C
D:D

<img width="349" height="150" alt="" src="http://file.open.com.cn/ItemDB/201552142533898.png" />
A:A
B:B
C:C
D:D

当x→0时,e^xsinx2-e^x与x?的同价无穷小,则为n(  )
A:5
B:4
C:5/2
D:2

“对任意给定的ε∈(0,1),总存在正整数N,当时n>N,恒有∣Xn-a∣<2ε”是数列{Xn}收敛于a的(   )
A:充分条件但非必要条件
B:必要条件但非充分条件
C:充分必要条件
D:既非充分条件又非必要条件

&nbsp; <img align="top" width="392" height="66" alt="" src="http://file.open.com.cn/ItemDB/20944/d1a0772d-7c25-474e-b2a4-e59bb197deeb/2009108233523922.JPG" />
A:A
B:B
C:C
D:D

&nbsp;<img align="top" width="328" height="100" alt="" src="http://file.open.com.cn/ItemDB/20944/810f12d6-3c7f-429c-a53b-52ffc8f90a2c/2009108233611307.JPG" />
A:A
B:B
C:C
D:D

函数的间断点要么是第一类间断点，要么是第二类间断点。（）
A:错误
B:正确

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927684805212914982890.jpg" title="判断20.jpg" alt="判断20.jpg">
A:对
B:错

导数的定义与极限没有关系。（）
A:错误
B:正确

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927482331288253188734.jpg" title="判断4.jpg" alt="判断4.jpg">
A:对
B:错

定积分上下限交换位置后值不变
A:错误
B:正确

有限个无穷小的乘积是无穷小
A:错误
B:正确

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927473779380599697248.jpg" title="判断2.jpg" alt="判断2.jpg">
A:对
B:错

无穷小的代数和是无穷小
A:错误
B:正确

<img src="http://file.open.com.cn/ueditorupload/image/2018/12/01/6367927655756237149180799.jpg" title="判断13.jpg" alt="判断13.jpg">
A:对
B:错

可导的函数必是连续函数
A:错误
B:正确