题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235031-58451.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235031-80008.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235031-99092.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235032-96149.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235032-89652.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235032-41765.png)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235032-73846.png)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235033-10588.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235033-47654.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235031-80008.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235033-16769.png)
所以
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235033-14595.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235021-97222.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-63876.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-45200.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-43895.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-63876.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-90798.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-39736.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-90244.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-63876.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-86672.png)
(1)求圆
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-63876.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-90244.png)
(2)是否存在常数
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-90244.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235023-64463.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235023-75634.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235022-90244.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235015-26714.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235016-42204.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235016-80650.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235016-28171.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235015-26714.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235016-19126.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235016-68991.png)
A
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235017-62627.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235017-34600.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235017-14105.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235017-91014.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235009-91223.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235009-41189.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235009-97005.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235009-82407.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022235004-94687.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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