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单选题 f(x)=sinx+2x3 +4x,求f'(3)
学科：默认课程
时间：2025-12-18 21:23:35
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题目1单选题
y=x2-x-8的导数A. y'=2x+x+8B. y'=-2x+1C. y'=2x-1D. y'=2x-x-1
题目2单选题
y=xex的导数A. y'=ex -xexB. y'=ex +xexC. y'=ex +xD. y'=2ex
题目3单选题
y= 3x2 +ln5+5xA. y'=6x+5B. y'=6x+5+1/5C. y'=9x+5D. y'=9x+5+1/5
题目4单选题
y=arcsinx的导数A. <img src="https://tihai-oss-cloud.itihey.com/img/929f4b5c64097ca2b36d0b75fd941da3.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/a8785da960f0283b2c5d1404c0aa180f.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/9d6911d0f8736d56e285f09f47464d03.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/537761aa691c1d829bc8fe77e67c95ec.png">
题目5单选题
<img src="https://tihai-oss-cloud.itihey.com/img/9effcb4c646cfd39d4852568e80f62d8.png">A. <img src="https://tihai-oss-cloud.itihey.com/img/35f600d7701bae63a1deff7130e8db4e.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/87a778d76224430d9e9beb5093d418e5.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/7c833eacfcecc6b0eab724e233e2408f.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/c4becfe820df3b27a174bfd5e84395c1.png">
题目6单选题
下列求导公式中错误的有A. <img src="https://tihai-oss-cloud.itihey.com/img/88576e66c9dc40339f371667b75f74ca.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/0e498a921a3ae522972c8351e95dd820.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/fc7da71537dc63dcbf282a45135d142b.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/b337812a3eb8eccfde0055b9a36b85ed.png">
题目7单选题
f(x)=sinx+2x3 +4x,求f'(3)A. f'(3)=54+cos3B. f'(3)=54+sin3C. f'(3)=58+cos3D. f'(3)=58+sin3
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