题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043021-95959.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043022-52198.png)
答案
解析
试题分析:因为
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043022-84623.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043022-43532.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043022-82083.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043023-52250.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043023-92487.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043023-99045.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043023-53695.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043014-44788.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043014-72259.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042958-79454.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042958-38564.png)
(1)若对任意的实数
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042959-49409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042959-97764.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042959-46196.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042959-33346.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043000-65597.png)
(2)若
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043000-91957.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043000-53186.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018043000-64786.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042959-49409.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-10361.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-43854.png)
(Ⅰ)求
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-42542.png)
(Ⅱ)当
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-68325.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-37074.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-26965.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-67018.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042950-30100.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042933-83956.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042933-21692.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042933-91866.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042934-49224.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042934-93935.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042934-78657.png)
(Ⅰ)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042934-98926.png)
(Ⅱ)求证:0<
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042935-74896.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042935-77132.png)
(Ⅲ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042935-77318.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042935-74896.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042935-88425.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042935-29922.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042936-99032.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042920-20346.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042920-99075.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042920-16881.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042920-19067.png)
(1)若对任意的
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042921-33329.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042921-33607.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042921-20127.png)
(2)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042920-16881.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042921-60797.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191018/20191018042922-77222.png)
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