题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084241-78104.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084242-41306.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084242-21628.png)
A.210-3 | B.211-3 | C.212-3 | D.213-3 |
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084242-41306.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084242-16901.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084242-21628.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084234-63602.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084234-86483.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084235-17340.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084235-79351.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084226-83443.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084226-57114.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084226-69740.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084226-39688.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084218-37465.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084218-43262.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084218-19104.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084210-76054.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084210-66849.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084210-51045.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084210-34662.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084202-25927.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084202-11984.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084203-54781.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084203-39523.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084203-47499.png)
(Ⅰ)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084202-25927.png)
(Ⅱ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084203-98007.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084203-65584.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084204-46955.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014084204-40044.png)
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