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单选题 当
时,下列函数中有极限的是( )
A. 
B. 
C. 
D. 
学科：默认课程
时间：2025-12-04 01:22:36
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题目1单选题
当<img src="https://tihai-oss-cloud.itihey.com/img/caad125654872173f507f604bf6a2c5b.webp">时,下列变量中是无穷小的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/225d37433905611f5bda87f911914c0d.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/2c0876b489edcfb92a6c670371af6a0b.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/78af2f01963e06fe8a442636b90408a0.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/e4d12f36b76266a24fa0733f2f5462e6.webp">
题目2单选题
下列函数是有界函数的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/62b0daa52ee8342ff101f70a520468f6.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/3966452a6cc5135758ccd2674ea10061.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/6a6137f6339a133cb577a7e2e1d3bfab.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/21cfd5d04659abde822817350c289420.webp">
题目3单选题
设函数<img src="https://tihai-oss-cloud.itihey.com/img/c4f8a36e06239c1d0693d14b1b25eba8.png">,则点0是函数<img src="https://tihai-oss-cloud.itihey.com/img/5afe842927bf644aa01626df72959ebd.png">的( )A. 可去不连续点B. 第二类不连续点C. 连续点D. 第一类不连续点
题目4单选题
任意给定<img src="https://tihai-oss-cloud.itihey.com/img/535b151860869c3f4b846847b012e1e7.png">,总存在<img src="https://tihai-oss-cloud.itihey.com/img/2b06b0475469ed4510aabdf635bed684.png">,当<img src="https://tihai-oss-cloud.itihey.com/img/e03507194b45a950d2498f6a93388551.png">时,<img src="https://tihai-oss-cloud.itihey.com/img/2e2e7a482ab79f8f62bb1805f0e9f55e.png">,则( )A. <img src="https://tihai-oss-cloud.itihey.com/img/3f621bb1d8f0497e9a807b1e73e17ed5.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/25610081b872b8f0c4129b55503ca2a9.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/65cf7d92472b2ca2afcde939f03fba96.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/127e61bb2372fb2d1a821e37c2822387.png">
题目5单选题
设函数<img src="https://tihai-oss-cloud.itihey.com/img/9f23c05b87f89d2c7980760a72be7d03.png"> ,则<img src="https://tihai-oss-cloud.itihey.com/img/accd72f17f97dfed1ed55a433803bbf2.webp">=( )A. 0B. 1C. 2D. 不存在
题目6单选题
如果<img src="https://tihai-oss-cloud.itihey.com/img/c2b1c359f929a17e605c0115444be5fb.webp">,则<img src="https://tihai-oss-cloud.itihey.com/img/9d25f4fc3c8c681d3ea96be6596292a6.webp">=( )A. <img src="https://tihai-oss-cloud.itihey.com/img/14c0bdaf23bd9cb24ba2d4967e21043c.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/7113db846cf34b5e14316a88eda200d6.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/a3175e5deb463148421c3c630e2e7007.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/162897e701d4a005cb703126435b9dec.webp">
题目7单选题
极限<img src="https://tihai-oss-cloud.itihey.com/img/10d28e879580cb9455856266217e042d.gif"> =( )A. 0B. <img src="https://tihai-oss-cloud.itihey.com/img/3e280b081961ea33e7c1987ce28f525f.webp">C. 1D. 2
题目8单选题
已知<img src="https://tihai-oss-cloud.itihey.com/img/5afe842927bf644aa01626df72959ebd.png">在区间<img src="https://tihai-oss-cloud.itihey.com/img/396579880aafff315c16efbafa5f2ee2.png">上单调递减,则<img src="https://tihai-oss-cloud.itihey.com/img/f325bb0d4ac3de04a0115a90e9bee227.png">的单调递减区间是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/349ff202f02272836165db308e4d0f71.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/453fa62f58c62cff07d1c43622ed1116.png">C. 不存在D. <img src="https://tihai-oss-cloud.itihey.com/img/396579880aafff315c16efbafa5f2ee2.png">
题目9单选题
当<img src="https://tihai-oss-cloud.itihey.com/img/96942c2316aa293af14f5dbcbafaf3ed.webp">时,下列函数中有极限的是( )A. <img src="https://tihai-oss-cloud.itihey.com/img/ec8f3b574c053ecd0d5b1b12116c8e36.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/0ca24111473e7930cb414c14d0c0c273.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/c32af47e5a36aaf4bd6e4f5b4214fadd.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/57538b83baba8e22040813217970e95f.webp">
题目10单选题
如果函数<img src="https://tihai-oss-cloud.itihey.com/img/43d3808d95bedcfa49ca6b514fb2fca9.gif">处处连续,则<img src="https://tihai-oss-cloud.itihey.com/img/2cd2defb12f6eecc5e62c48602da1ed8.webp">=( )A. <img src="https://tihai-oss-cloud.itihey.com/img/8c5a8a009eee3d56d719368193236e39.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/5f0d0e1efd79b63006ca47dd6edef07f.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/d5b489c76456dcdd0baf40baebcd8a16.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/d1b4e9b61ff660aced5303365dae0e00.webp">
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