题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050413-35919.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050413-20330.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-97850.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-31258.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-99157.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-42822.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050415-71374.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-31258.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-99157.png)
⑴求数列{
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050413-35919.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-97850.png)
⑵求数列{
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050414-97850.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050415-95536.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050415-95536.png)
解析
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050409-16865.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050409-78898.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050409-58861.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050409-89025.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050409-83948.png)
已知数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050401-98229.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050401-90316.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050401-82605.png)
(Ⅰ)求数列{
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050401-17817.png)
(Ⅱ)设
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050402-68965.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050402-61563.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050401-90316.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050356-72581.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050356-42500.png)
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050356-72581.png)
(2)设
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050357-36975.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050357-23925.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050357-93070.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-18573.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-82968.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-34291.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-47381.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-85712.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-25758.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-84539.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-40054.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-43827.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-85712.png)
(1)比较
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-60237.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-24047.png)
(2)设函数
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-38358.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-10739.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-96609.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-27367.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-58099.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-85712.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050334-96609.png)
(3)设数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-63471.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-73326.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-25418.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-74802.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-63003.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-61114.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-85712.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-92990.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-63471.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-68670.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-74196.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050335-63471.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050333-84539.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050336-36842.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050336-98173.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050318-36909.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050319-52219.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050319-63640.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050319-26127.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050319-40696.png)
(Ⅰ)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050318-36909.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050319-45694.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050320-63749.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050319-52219.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015050320-50855.png)
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