题目
题型:解答题难度:一般来源:不详
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-91498.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-98054.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-93849.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-27706.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-47830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-44864.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-75711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-47830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-68452.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-75711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-83398.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-83398.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-25968.png)
解析
试题分析:由“
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-47830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-44864.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-75711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-47830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-68452.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-75711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-33292.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-28154.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-19527.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-30847.png)
试题解析:
解:
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-23319.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033534-15596.png)
解得:
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033534-15679.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-98054.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-93849.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033534-98487.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033534-40148.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033534-56092.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033534-98487.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033535-58374.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033535-89629.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-47830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-44864.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-75711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033531-47830.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-68452.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-75711.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033534-40148.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-33292.png)
若
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-28154.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033535-60382.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033535-98464.png)
若
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033533-19527.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033535-60694.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033536-72894.png)
综上所述,满足条件的实数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-83398.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033532-25968.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033529-22223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033529-99593.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033530-23535.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033530-10040.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033521-20898.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033521-12435.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033521-26679.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033513-51642.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033513-43746.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033513-78142.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033514-40974.png)
(1)求
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033514-66616.png)
(2)讨论
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033514-11408.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033514-11408.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033508-56278.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033508-53331.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033508-87127.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033508-43807.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033509-30801.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033508-87127.png)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033509-62683.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818033504-32796.png)
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