题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-65041.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-60134.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-91855.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-47835.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-20858.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-41310.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-27910.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-47835.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104957-52742.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-20858.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104957-85290.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104957-38137.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-91855.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104957-28313.gif)
设
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-65041.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104957-28920.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104956-60134.gif)
则
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104957-26767.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104957-67797.gif)
∴
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104958-78037.gif)
令
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104958-40275.gif)
解得
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104958-35769.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104958-40650.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104958-76324.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104958-90011.gif)
②
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104958-21538.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104959-11557.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104959-14333.gif)
解析
核心考点
举一反三
设
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104945-45333.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104945-63925.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104945-30212.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104945-45333.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104945-96337.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104946-59613.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104946-70239.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104946-99050.gif)
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104945-45333.gif)
(2)令
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104946-94579.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104947-78740.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104945-96337.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104947-54527.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104934-78028.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104934-27503.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104934-44112.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104935-87106.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104935-34230.png)
A.11 | B.5 | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104926-86017.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104926-83751.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104926-96917.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104919-74511.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104919-19878.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104908-31323.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104909-86939.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104909-66672.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104909-97604.gif)
(Ⅰ)求
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104909-48493.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104909-86939.gif)
(Ⅱ)设
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104910-16350.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104910-77887.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104909-66672.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014104908-31323.gif)
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