题目
题型:不详难度:来源:
答案
解析
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045711-90550.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045711-82038.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045711-42814.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045712-58861.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-19570.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-24857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-22756.png)
(Ⅰ)若数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045714-39751.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045714-89650.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045714-23087.png)
(Ⅱ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045714-17164.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-22756.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-24857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-24857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-22756.png)
(Ⅲ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045714-51731.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-22756.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-24857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-24857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045715-29161.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-22756.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045713-24857.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045715-29161.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045715-63415.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045715-35274.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045715-31649.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045658-25442.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045658-36573.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045658-49863.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045658-92185.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045658-37441.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-43013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-85138.png)
(Ⅰ)写出数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-60178.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-33854.png)
(Ⅱ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-56896.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-85138.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-43013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045700-93615.png)
(Ⅲ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045700-93700.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-85138.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-43013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-43013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045700-63736.png)
列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-85138.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045659-43013.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045700-63736.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045700-50114.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045700-31785.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045649-59624.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045650-41981.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045650-42708.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045650-68573.png)
A.b | B.b—a | C.—b | D.—a |
设数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045638-63627.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045638-98600.png)
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045638-63627.png)
(2)设
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045638-31050.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045639-23626.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045629-83315.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045629-41221.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045629-45132.png)
(I)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045629-83103.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015045629-49856.png)
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