题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092143-86275.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092144-21636.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092144-56848.png)
A.![]() | B.![]() | C.![]() | D.198 |
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092145-41499.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092144-21636.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092144-56848.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092144-28848.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092137-10555.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092137-28382.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092137-92341.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092137-86485.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092138-40404.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092138-43431.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092138-13201.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092138-84331.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092139-86124.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092131-67700.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092131-17522.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092131-67700.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092132-46222.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092132-54273.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092120-77944.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092121-55200.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092121-60621.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092121-42059.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092121-68912.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092122-64007.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092122-26187.png)
(Ⅰ)证明:
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092120-77944.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092121-55200.png)
(Ⅱ)求
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092122-90993.png)
(III)设
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092122-57626.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092122-87636.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092123-59325.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092123-99269.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092123-62852.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092123-30549.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092110-56319.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092111-49404.png)
(1)设
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092111-30180.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092111-47057.png)
(2)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092110-56319.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092111-29063.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092112-77227.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092105-24139.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092105-21799.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191012/20191012092105-43830.png)
A.-4 | B.-8 | C.-6 | D.-10 |
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