题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-93841.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-93393.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-93841.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-43379.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-65415.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-93351.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051048-38604.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051048-10020.png)
答案
解析
试题分析:解方程
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051048-38604.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051048-89652.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-93841.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-65415.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-93351.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051048-38604.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051048-40164.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051047-93841.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051049-17745.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051049-24878.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051049-19549.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051049-22264.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051033-64688.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051033-56958.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051033-79837.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051033-67815.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051034-35790.png)
(1)求证数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051034-64321.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051033-64688.png)
(2)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051033-56958.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051034-98781.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051034-64946.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051034-59924.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051035-43374.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051035-73181.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051011-90560.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051011-29561.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014051011-50440.png)
A.12 | B.10 | C.8 | D.6 |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050952-17671.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050952-66809.png)
(1)求证:数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050953-28844.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050952-17671.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050953-58890.png)
(2)设
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050953-92955.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050953-47401.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050954-29423.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050954-61803.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050954-62610.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050954-21228.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050947-79568.png)
(1)求数列{an},{bn}的通项公式;
(2)设数列{cn}对n∈N*,均有
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050932-52195.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050933-71831.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014050933-39576.png)
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