题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-14925.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-84889.png)
(Ⅰ)当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-72714.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-17311.png)
(Ⅱ)当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-13491.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-32820.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-72714.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-94359.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-72714.png)
解析
试题分析:(Ⅰ)当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-72714.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-66013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-17311.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-48718.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-30856.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-99404.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-17311.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-37893.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-38345.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-17311.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-94359.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133327-68981.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133327-66377.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133327-97747.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-30856.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-13491.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133327-38582.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-50603.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-43089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-73340.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-78711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133327-38582.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-72714.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-28985.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-43089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-73340.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133329-92070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-43089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-30856.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133329-92070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-43089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133326-30856.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-43089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133328-43089.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133329-92070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133329-16951.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-13759.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133324-72714.png)
点评:典型题,本题属于导数应用中的基本问题,切线斜率,等于函数在切点的导函数值。(2)涉及
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-13491.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133325-32820.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133317-80377.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133317-71490.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133317-49958.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133318-44470.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133318-99184.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133318-42380.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133318-46793.png)
A.a > c >b | B.c>a>b | C.c> b > a | D.b >a> c |
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133300-97341.png)
(I)当
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133300-65378.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133300-59877.png)
(Ⅱ)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-38144.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-35912.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-73821.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-55962.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133302-21474.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-38144.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133302-69860.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133302-82472.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-55962.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-38144.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133302-82472.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133301-38144.png)
试判断函数
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133300-59877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133300-59877.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133255-53712.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133256-11942.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133247-49756.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133247-10369.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133238-36523.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133239-24279.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133239-89729.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133239-15477.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133239-70348.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133239-89729.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133240-30944.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191017/20191017133240-26689.png)
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