题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021310-94012.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021310-97186.png)
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021310-63238.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021311-21267.png)
当
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021311-48560.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021311-23823.png)
f(x)的极小值为
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021311-71462.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021306-76986.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021306-28522.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021306-12212.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021255-98287.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021256-72392.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021256-17419.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021256-29839.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021256-62116.png)
(1)当
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021256-65087.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021255-98287.png)
(2)令
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021257-61793.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021257-15817.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021247-25910.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021247-31342.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021247-69287.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021247-97128.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021248-93318.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021243-79313.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021243-60184.png)
A.![]() | B.-1 | C.![]() | D.0 |
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021238-36241.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021238-85857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021238-61858.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191019/20191019021239-91740.png)
( )
A.0 | B.1 | C.2 | D.3 |
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