题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033234-30295.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033234-10912.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033234-25219.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033235-38030.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033235-86738.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033235-13417.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033235-92496.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033236-66082.png)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
试题分析:因为一次函数
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033234-30295.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033234-10912.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033234-25219.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033237-94883.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033237-67593.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033238-38105.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033238-82262.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033238-94614.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033238-11606.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033239-79403.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033212-13325.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033213-23065.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033212-13325.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033213-16095.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033213-51195.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033213-49103.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033214-81677.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033214-94021.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033214-90479.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033213-49103.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033214-55348.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033205-72266.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033141-44363.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033141-80627.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033142-91780.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033142-73170.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-94974.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-74818.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-31424.png)
(1)设
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-40958.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-60311.png)
(2)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-94974.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-73859.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033117-65742.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033101-96772.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033102-36555.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033102-17668.png)
(Ⅰ)求数列
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033101-96772.png)
(Ⅱ)若
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033102-64800.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033102-88063.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033102-65750.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033103-46031.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191015/20191015033103-32216.png)
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