1 . 函数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46db9383bbe209ae9ead101a42e6569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/427c7d45f28e6efae087669055b4658d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
2 . 已知函数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a42d73ab2bceb7cca95669e39dcbf7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94475b3d8a67ebfffc45210d7d1ee4c8.png)
A.1 | B.![]() | C.2 | D.4 |
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3 . 一木块沿某一斜面自由下滑,测得下滑的水平距离
(m)与时间
(s)之间的函数关系式为
,则
时,此木块在水平方向的瞬时速度为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5873c01192b7d33b7483f444f90b5b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/333cdd36dc127eab88adff0aaaf63117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66884efff7400f92b530d69d029778d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知函数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27b1d897bf1170f96cac0c36823a512a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61b2d9f096d36bdf71e6f64eea70f0d3.png)
A.![]() | B.![]() | C.2 | D.![]() |
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5 . 若
是可导函数,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98adbfff20473d42facd7be72d1e018e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b01cdb4a84f02a75eb447b54f73f7df6.png)
A.2 | B.![]() | C.![]() | D.![]() |
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6 . 若函数
在
处的导数等于2,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11abb76da45ffa52b47c3a6b9a03ac7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30c3ee5224f9e20a74b4970e50bc267c.png)
A.4 | B.2 | C.0 | D.![]() |
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7 . 定义在
上的函数
有
,则
的单调增区间是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcd18de56ce1be490472261062a9741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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8 . 一辆汽车在公路上沿直线变速行驶,假设
时汽车的速度(单位:
)为
,则汽车在第
时的瞬时加速度为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c1a48b92c61d209d0556e4cd8fdb70b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53afeaf21f93091b71608d21540be239.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f44e533016c8d684e6c692c14afe803.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4c1f9c14db1a10006f079739ffa690d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知函数
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1044dcf4fba551e1b7fbfeb895ea08c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfc45f485fd69c910ff1b777fc87bf47.png)
A.1 | B.![]() | C.![]() | D.![]() |
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10 . 在高台跳水运动中,某运动员在
(单位:秒)时的重心相对于水面的高度
(单位:米)满足关系式
,当
时,
的平均变化率是
米/秒,则当
时
的瞬时变化率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efab745953d01c049def56784116346e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/315a7c9116c9e068f6ec86308f2edbbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32e22e1223baf7cb3d53e668c2449609.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66884efff7400f92b530d69d029778d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
A.![]() | B.15米/秒 | C.![]() | D.25米/秒 |
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