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单选题 设 
,则下列等式成立的是( )
A. 
B. 
C. 
D. 
学科：高等数学（一）经管农学、化工类本科
时间：2024-01-08 10:19:50
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题目1单选题
下列曲线中有水平渐近线的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/23304a66b3151284a8f93b1bd46eca05.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/3ca2b08df4d5de8ed59fceda3fd19885.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/020e273b9308a3574453de52f09e298e.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/e866a4649bf8e54eb3ad6695ceb197f5.png">
题目2单选题
极限 <img src="https://tihai-oss-cloud.itihey.com/img/3b1ddaf598ea44ef95b283777a8b5f09.png">( )A. 1B. 0C. 2D. <img src="https://tihai-oss-cloud.itihey.com/img/497c117d804419bab77178ccdd9045a1.png">
题目3单选题
若<img src="https://tihai-oss-cloud.itihey.com/img/9e83a3ff5b49fdf33925db37edf90f8c.png">在<img src="https://tihai-oss-cloud.itihey.com/img/74ec1ef29af1a901495977ab06f68845.png">上连续,在<img src="https://tihai-oss-cloud.itihey.com/img/88bee82d25ba24789f1f7dbfd053e6ef.png">内可导,<img src="https://tihai-oss-cloud.itihey.com/img/86f2d5d0b423432198421da762cbdd2b.png">时,<img src="https://tihai-oss-cloud.itihey.com/img/9e83a3ff5b49fdf33925db37edf90f8c.png">在<img src="https://tihai-oss-cloud.itihey.com/img/74ec1ef29af1a901495977ab06f68845.png">上( )A. 凹的B. 单调递增C. 凸的D. 单调递减
题目4单选题
下列函数在<img src="https://tihai-oss-cloud.itihey.com/img/412c4cb949129d23bbf595286635022d.png">上满足拉格朗日中值定理条件的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/3e54fa5f5434a7f2d96516b9cd1b01e5.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/55fadd527556d31ed8ce064aef604a3e.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/637aee35e7bb9547495fa1117f175ec2.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/a0af051a41b20065119305feb9b5ecf0.png">
题目5单选题
极限<img src="https://tihai-oss-cloud.itihey.com/img/1b9f765efd65997fdd96e05cf5827475.png">( )A. 2B. 1C. <img src="https://tihai-oss-cloud.itihey.com/img/497c117d804419bab77178ccdd9045a1.png">D. 0
题目6单选题
设 <img src="https://tihai-oss-cloud.itihey.com/img/2758e00526df8075f48bf0d601191455.png">,则下列等式成立的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/c005661e1c973b4967df884ec819fcdb.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/5debfe8309cb2dfdaf45fdac7e89f39c.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/1e6f9471b4ae1fd33316cfa97a1e5753.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/14212a8030889ba04f6f021d4f309f84.png">
题目7单选题
设函数 <img src="https://tihai-oss-cloud.itihey.com/img/06e26f2465ef6fe8e213886a99949007.png">,则<img src="https://tihai-oss-cloud.itihey.com/img/546b932f94cd709e33d3cc63a7eb1d38.png">的值为( )A. 0B. <img src="https://tihai-oss-cloud.itihey.com/img/c0ed1deeba239b15cb73f867c9c90d09.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/0f53075c0140ab9d7287fcd0999dd9fd.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/847f32c006c8fb5ecf787683020edc08.png">
题目8单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/2260bfa8553d96a50f18e77e040f381e.png">在<img src="https://tihai-oss-cloud.itihey.com/img/2e66c0e5f5086d136b20d7865053f141.png">上满足罗尔中值定理的<img src="https://tihai-oss-cloud.itihey.com/img/db0aadf94d59fd142a2c9dd73b75dc09.png">为( )A. <img src="https://tihai-oss-cloud.itihey.com/img/0a6cc51a22a64aa9ad13f72c3bfbe26f.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/a4d80fd4cec4e10764fd79b998ad3bf3.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/da84767e8499504732b62a3a29a1e30b.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/5ec49ce6a8e86e895cb7a1d39e822ad1.png">
题目9单选题
函数<img src="https://tihai-oss-cloud.itihey.com/img/f7d8f49b523aab2a5abffb2ad8179a22.png">的单调递减区间为( )A. <img src="https://tihai-oss-cloud.itihey.com/img/b505f72338a5328a158a4ebeb7060d23.png">B. 不存在C. <img src="https://tihai-oss-cloud.itihey.com/img/b77834fc7b753e76d005d3d534e2a378.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/73a11c0f3831cdb449b8345680bbab54.png">
题目10单选题
设函数 <img src="https://tihai-oss-cloud.itihey.com/img/b844b6966d619ed74997c7c45b386069.png">,则点<img src="https://tihai-oss-cloud.itihey.com/img/3791b228395e7266cb9aca6fb9a30e22.png">是<img src="https://tihai-oss-cloud.itihey.com/img/9e83a3ff5b49fdf33925db37edf90f8c.png">的( )A. 极值点B. 可导点C. 间断点D. 驻点
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