高等数学基础（19秋）形考作业5

adminhan

下列函数有界的是（    ）
A:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/EEBS/2018/1205/PIjnjlgEEBS20181205152145460.png?Expires=3436154508&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=AsSNvS%2Buvomc4iWjhZKrMprkcSU%3D" title="图片.png" alt="图片.png">
B:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/IACU/2018/1205/PIsvdwaIACU20181205152158267.png?Expires=3436154523&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=zrH1pBKO7Un4sI8IY4m4%2FrGwajA%3D" title="图片.png" alt="图片.png">
C:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/KGIA/2018/1205/PIpziubKGIA20181205152211409.png?Expires=3436154534&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=y5A8hRmcwmpQ6OnY0lj5v89STsA%3D" title="图片.png" alt="图片.png">
D:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/JETM/2018/1205/PIeeqikJETM20181205152220995.png?Expires=3436154544&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=Ue2RnhDNPENIKUBIuEdlJQq3aT4%3D" title="图片.png" alt="图片.png">

<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">已知<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIicrprTEMP20160910010955740.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">（）</span><br></p>
A:<p><img class="kfformula" src="data:image/png;base64,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" data-latex="\frac {3} {2}"></p>
B:<p><img class="kfformula" src="data:image/png;base64,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" data-latex="-\frac {3} {2}"></p>
C:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">1</span><br></p>
D:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">-1</span><br></p>

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/KJPJ/2018/1206/PIuzrjzKJPJ20181206150608695.png?Expires=3436239971&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=o%2Fbm0iojFyGsYLXekte%2FZOIeDAA%3D" title="图片.png" alt="图片.png">
A:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/MAKQ/2018/1206/PIgtdncMAKQ20181206150618860.png?Expires=3436239983&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=ku%2FEvck8GkAQwT%2Bk3Sz5vDm9FoU%3D" title="图片.png" alt="图片.png">
B:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/GVHD/2018/1206/PIqhxaqGVHD20181206150631180.png?Expires=3436239992&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=tVgWYu4VFsuXexCODMeauVG4MMw%3D" title="图片.png" alt="图片.png">
C:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/CVDN/2018/1206/PIoqjtoCVDN20181206150639346.png?Expires=3436240002&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=IfOOaVcs0%2BQEb56o0MtVQw8m%2Frc%3D" title="图片.png" alt="图片.png">
D:<p><img src="http://ccm2cdn.open.com.cn/zyglpt/PI/TCUA/2018/1206/PIsllbnTCUA20181206151215651.png?Expires=3436240338&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=E6ySBma8I1aqCkGkr93RqSKV54o%3D" title="图片.png" alt="图片.png"></p>

<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">选择以下题中给出的四个结论中一个正确的结论。</span><br></p><p><span style="font-family: 微软雅黑, 'Microsoft YaHei';"><span style="font-size: 14px;">设在</span><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIhugpbTEMP20160910021148327.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"><span style="font-size: 14px;">上</span><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIcdynmTEMP20160910021211892.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"><span style="font-size: 14px;">则<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIbtwpgTEMP20160910021242732.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"><span style="font-size:14px;font-family:'微软雅黑','sans-serif'">或</span><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIasnsgTEMP20160910021312568.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"><span style="font-size:14px;font-family:'微软雅黑','sans-serif'">几个数的大小顺序为（ ）。</span></span></span></p>
A:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIuufsuTEMP20160910021339411.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
B:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIwnqwtTEMP20160910021356052.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
C:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIajifkTEMP20160910021406320.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
D:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIruivhTEMP20160910021415974.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>

<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">当<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIyomurTEMP20160910114332376.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">时，<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIyryftTEMP20160910114349473.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">是（ &nbsp;）</span><br></p>
A:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">无穷大量</span><br></p>
B:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">无穷小量</span><br></p>
C:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">无界变量</span><br></p>
D:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">有界变量</span><br></p>

下列求极限问题中能够使用洛必达法则的是（&nbsp;&nbsp; ）
A:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/YBQW/2018/1206/PIsgcuhYBQW20181206145146077.png?Expires=3436239109&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=lEQXB0pnnmSviOCWqS5DbEo2hIA%3D" title="图片.png" alt="图片.png">
B:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/HLSV/2018/1206/PIjvibsHLSV20181206145156815.png?Expires=3436239121&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=hyELhcESIDT1LFUSjorrJlnRkCU%3D" title="图片.png" alt="图片.png">
C:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/YSAM/2018/1206/PIrhhdaYSAM20181206145204744.png?Expires=3436239126&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=9%2FrTjgXiXuuXkmc%2BWH2mH%2BtIUbY%3D" title="图片.png" alt="图片.png">
D:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/YUFG/2018/1206/PIapxzjYUFG20181206145218697.png?Expires=3436239141&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=t%2BZT%2Fytu%2B9snw0gP5EUBkj9RamI%3D" title="图片.png" alt="图片.png">

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/YXRK/2018/1206/PImbgcdYXRK20181206143609826.png?Expires=3436238171&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=blFPaNa3WK5RpyGQHM7LVS%2B3d2o%3D" title="图片.png" alt="图片.png">
A:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/RUFY/2018/1206/PIvfvmhRUFY20181206143626022.png?Expires=3436238190&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=c%2BacW66ttB69j%2B6NMBdS3C8QTZg%3D" title="图片.png" alt="图片.png">
B:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/URAZ/2018/1206/PIgiiekURAZ20181206143637160.png?Expires=3436238201&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=eOlSrwDZJsjsED3pA8P6jMQWLBY%3D" title="图片.png" alt="图片.png">
C:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/JLWG/2018/1206/PIuerneJLWG20181206143646826.png?Expires=3436238208&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=YjFp57NXGNgvrsx4Kkmb3RMbI5s%3D" title="图片.png" alt="图片.png">
D:<p><img src="http://ccm2cdn.open.com.cn/zyglpt/PI/MBUD/2018/1206/PIcoyjjMBUD20181206143732785.png?Expires=3436238256&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=%2FOMAJY84fHhaBR7fndWftKiOcRg%3D" title="图片.png" alt="图片.png"></p>

<p><span style="font-size:14px;font-family:宋体">下列各式正确的是</span><span style="font-size:14px;font-family:宋体"></span></p>
A:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIiywjsTEMP20160910015710906.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
B:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIqhtvbTEMP20160910015721665.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
C:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIuyfycTEMP20160910015733907.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
D:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIjpwseTEMP20160910015744145.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>

<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIecridTEMP20160910101926162.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">的反函数是（ &nbsp; ）</p>
A:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIqeffhTEMP20160910102041497.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
B:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIxybboTEMP20160910102101676.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
C:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIpgktaTEMP20160910102120385.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>
D:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIukvyhTEMP20160910102131743.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/HMIT/2018/1205/PInlxwbHMIT20181205171438099.png?Expires=3436161284&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=O1hH%2FZ%2Fda3RCpW2TEbHO0dOgV7o%3D" title="图片.png" alt="图片.png">
A:<span style="font-size: 14px; font-family: &quot;微软雅黑&quot;, sans-serif;">充分但非必要条件</span>
B:<span style="font-size: 14px; font-family: &quot;微软雅黑&quot;, sans-serif;">必要但非充分条件</span>
C:<span style="font-size: 14px; font-family: &quot;微软雅黑&quot;, sans-serif;">充分必要条件</span>
D:<span style="font-size: 14px; font-family: &quot;微软雅黑&quot;, sans-serif;">无关条件</span>