题目
题型:解答题难度:简单来源:不详
已知函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012554-29919.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012554-95740.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012554-65402.gif)
(1)求函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012554-65402.gif)
(2)若函数
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012554-77817.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012554-67309.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-45566.gif)
答案
(1)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-39522.gif)
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-95761.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-19706.gif)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-94601.gif)
由
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012556-61761.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012556-68389.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-39522.gif)
………………………………4分
(2)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012556-63281.gif)
=
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012556-74192.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012556-84783.gif)
…………………………………6分
当
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012557-92005.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012557-80600.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012557-59713.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-95761.gif)
………………………………8分
当
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012558-90095.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012558-17657.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012558-93998.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012558-24262.gif)
……………………………10分
当
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012558-82918.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012559-65846.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012559-47469.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-19706.gif)
综上:
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-95761.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012555-19706.gif)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012549-69637.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012549-31874.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012549-52156.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012549-31491.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012550-84322.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012550-31984.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012550-63295.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012550-99696.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012550-93245.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012551-77776.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012551-52496.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012546-83538.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012547-44560.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012547-52622.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012547-63364.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012547-47818.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012541-69577.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012541-51444.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012541-55928.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012542-96805.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012542-54413.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012542-25996.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012542-42019.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012542-19465.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012542-42019.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012543-74615.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012543-23754.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012543-23908.gif)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012537-65968.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012537-68721.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012537-47747.gif)
A.![]() | B.3 | C.4 | D.与![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012532-88103.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012532-18795.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012533-49172.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20190818/20190818012533-29556.gif)
A.(1)(3)(4) | B.(1)(2) | C.(3)(4) | D.(2)(3)(4) |
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