题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101909-96032.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101909-16006.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101909-46345.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101910-57596.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101910-73151.gif)
则
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101910-12000.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101910-85824.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101911-26821.jpg)
解析
核心考点
举一反三
已知单调递增的等比数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101857-93459.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101858-17409.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101858-91296.gif)
(I)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101857-93459.gif)
(II)设
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101858-33707.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101858-74452.gif)
A.2 | B.4 | C.8 | D.16 |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101847-99171.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101847-20205.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101847-21236.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101847-60298.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101818-95497.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101818-68907.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101819-21901.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101819-55159.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101819-20415.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101819-96051.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101819-56621.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101820-22312.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101820-82491.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101820-73477.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101820-53191.gif)
(Ⅰ)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101818-95497.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101820-61994.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101821-61924.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101824-67073.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101809-55774.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101809-14104.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101809-51958.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101810-55470.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101810-29875.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191014/20191014101809-14104.gif)
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