题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-95961.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-25837.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-39406.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-75944.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172833-56450.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172833-68570.gif)
(2)已知点
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172833-48158.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172833-99137.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172833-91178.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-39406.gif)
答案
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-60964.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-39406.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-98125.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-92176.gif)
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-75944.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-71381.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-88038.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172835-64764.gif)
由
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172833-56450.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172835-85364.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172835-44679.gif)
即所求点
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-75944.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172835-16084.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-60964.gif)
(2)由
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172836-82573.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172836-25085.gif)
得
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172836-61281.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172836-16865.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172836-69671.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172832-39406.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-98125.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172834-92176.gif)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172823-21813.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172823-85722.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172823-80376.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172824-59267.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172824-15869.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172823-21813.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172818-91050.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172818-31520.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172809-32207.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172809-30559.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172809-70860.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172809-52651.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172810-36178.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172810-37234.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172810-72618.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172810-88244.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172810-78992.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172810-37234.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172802-43815.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172759-22567.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172759-89256.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172759-70334.gif)
则
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022172759-69843.gif)
A.-10 | B.2 | C.5 | D.17 |
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