题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054435-83764.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054435-58676.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054435-76148.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054435-97327.png)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
试题分析:因为数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054435-97327.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054436-79721.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054436-48184.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054437-90648.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054437-24778.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054437-11852.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054437-15591.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054410-31562.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054410-87249.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-96318.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-60999.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-22073.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-72258.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-81503.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-83675.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-45441.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054412-80339.png)
(1)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054412-59357.png)
(2)求证:对任意
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054412-91216.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054412-14793.png)
(3)设
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054412-99348.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054411-96318.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054413-74966.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054412-80339.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054413-90878.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054413-42955.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054356-70381.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054357-73129.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054357-58149.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054357-89172.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054357-71379.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054347-69554.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054347-86799.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054347-51989.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054347-86799.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054341-26186.png)
不可能成为公比的数是( )
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054336-74087.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054336-87523.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054336-18478.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014054336-50196.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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