高等数学基础（19秋）形考作业5

adminhan

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/SPQG/2018/1206/PIzpnqsSPQG20181206143459172.png?Expires=3436238102&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=dxYF2%2B8QMR2PE%2BUWnxvG5ioLGOc%3D" title="图片.png" alt="图片.png">
A:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/HONI/2018/1206/PIybnngHONI20181206143513098.png?Expires=3436238115&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=QgyiwJqK8mUq3XRhzdUxzSi2%2F44%3D" title="图片.png" alt="图片.png">
B:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/XNBY/2018/1206/PIgclhvXNBY20181206143523173.png?Expires=3436238127&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=nK7rJOZ3ZSicZ4snlc1duuXV2r4%3D" title="图片.png" alt="图片.png">
C:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/AMBY/2018/1206/PIurnwqAMBY20181206143529544.png?Expires=3436238132&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=yxEJ4r%2BX1cW0R2cNlKny6RBscEs%3D" title="图片.png" alt="图片.png">
D:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/ZZOT/2018/1206/PIqzuskZZOT20181206143540354.png?Expires=3436238143&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=v0OTqW24f%2F6uY6UrH94FuhezPPs%3D" title="图片.png" alt="图片.png">

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/FNHA/2018/1206/PIpjsglFNHA20181206152326481.png?Expires=3436241009&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=OSmKItmrZ4v8DuErVBtwLRTICqo%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;">存在且等于零</span>
B:<span style="font-size: 14px; font-family: &quot;微软雅黑&quot;, sans-serif;">存在但不一定为零</span>
C:<span style="font-size: 14px; font-family: &quot;微软雅黑&quot;, sans-serif;">一定不存在</span>
D:<span style="font-size: 14px; font-family: &quot;微软雅黑&quot;, sans-serif;">不一定存在</span>

<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">设<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIzernnTEMP20160910012236336.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">，<span style="font-size:14px;font-family:'微软雅黑','sans-serif'">则</span><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIuwezkTEMP20160910012305735.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">（ ）。</span><br></p>
A:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PItbbinTEMP20160910012320522.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=PImjlukTEMP20160910012329099.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=PIszfqvTEMP20160910012337957.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=PIjifkdTEMP20160910012347520.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>

<p>下列函数有界的是（ &nbsp;）<br></p>
A:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIjifvyTEMP20160910105039358.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=PIcuwaqTEMP20160910105052762.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=PIonkytTEMP20160910105105143.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=PIgytusTEMP20160910105116394.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/JIVR/2018/1205/PIkbrosJIVR20181205152018918.png?Expires=3436154422&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=nYi62FxH4hElo8tuac1%2F8r66xI0%3D" title="图片.png" alt="图片.png">
A:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/QWPG/2018/1205/PIagjypQWPG20181205152030690.png?Expires=3436154433&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=K6LEu%2FENRwd6uwIcdxjNeK8HkzA%3D" title="图片.png" alt="图片.png">
B:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/MZDD/2018/1205/PIrqbvtMZDD20181205152043117.png?Expires=3436154445&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=IYGlhxdTzYBoHc3Ub54BqP1%2FgZU%3D" title="图片.png" alt="图片.png">
C:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/GIRT/2018/1205/PIchgreGIRT20181205152051147.png?Expires=3436154453&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=9dM%2FM63cWSDlssGybZcnQyb3Znw%3D" title="图片.png" alt="图片.png">
D:<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/OHKY/2018/1205/PIjsvilOHKY20181205152103583.png?Expires=3436154467&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=861tD9eIi3XetIdqEYzwR1ZPvDI%3D" title="图片.png" alt="图片.png">

<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">数列<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIvxandTEMP20160910112814579.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">的极限是（ &nbsp;）</span><br></p>
A:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PImmhovTEMP20160910112838232.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=PIjirhyTEMP20160910112848178.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=PIiafjgTEMP20160910112857517.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=PIkikobTEMP20160910112907820.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/YRWA/2018/1205/PImvuvaYRWA20181205153835631.png?Expires=3436155518&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=%2BPuuntidsxsmWCtKuwb%2Bx7nl5t4%3D" title="图片.png" alt="图片.png">
A:∞
B:-∞
C:0
D:<img class="kfformula" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAD0AAAA1CAYAAADyMeOEAAAAtklEQVRoge3YwQ2DMAyF4TdIL53AK3SRLJR5sg6zpBdQQkBUlVpo7f+ToliIQywrhkQCAAAAAAD/oB4Mu3BdXzN1cZ7ndMVCzmJqlUxDHEKZZ1PApJOCJJ3VEk1qe9u12sWmdXMDgJ90l/R4c9xOWx3wcZOcn6xGWetEQyQ+/nbmnWeumLaVTWoHkDDcV3pPff2KL0UBmlivKMgFwqK/SJACVNu0bVyuK758ssYRrnsDAAAAETwBOUIo3MvT25gAAAAASUVORK5CYII=" data-latex="\frac {\pi } {2}">

<p><span style="font-size: 14px; font-family: 微软雅黑, 'Microsoft YaHei';">下列求极限问题中能够使用洛必达法则的是（ &nbsp;）</span></p>
A:<p><img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIaglhpTEMP20160910014713490.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=PIidfgtTEMP20160910014730181.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=PIfgztrTEMP20160910014745956.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=PIvnretTEMP20160910014759958.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png"></p>

<img src="http://ccm2cdn.open.com.cn/zyglpt/PI/IBOS/2018/1206/PIpslraIBOS20181206111918758.png?Expires=3436226364&amp;OSSAccessKeyId=gbI8DRLk7JJhLbEw&amp;Signature=kpt2oQkE1OFNantZLTSaCLQXgWU%3D" title="图片.png" alt="图片.png">
A:0
B:2
C:-2
D:1

<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=PIjozkvTEMP20160910114544564.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">时，<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIcednzTEMP20160910114602315.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">是<img src="http://oapi.open.com.cn/api/core/file/gofile.do?id=PIhaduyTEMP20160910114631414.png&amp;appkey=5da97a028134420c84123474e7e59e93" title="blob.png" alt="blob.png">的（ &nbsp;）</span><br></p>
A:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">高阶无穷小</span><br></p>
B:<p><span style="font-size:14px;font-family:'微软雅黑','sans-serif'">同阶无穷小，但不等价</span></p>
C:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">低阶无穷小</span><br></p>
D:<p><span style="font-family: 微软雅黑, 'Microsoft YaHei';">等价无穷小</span><br></p>