题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231253-52000.png)
A.![]() | B.![]() | C.![]() | D.![]() |
答案
解析
试题分析:双曲线化成标准式为
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231254-21470.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231254-34980.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231255-30378.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231255-63982.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231255-78974.png)
核心考点
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231246-50228.png)
A.![]() | B.![]() | C.![]() | D.![]() |
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231235-83997.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231235-21740.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231235-74386.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231236-95164.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231236-19522.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231236-57619.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231236-64774.png)
(Ⅰ)求曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231235-74386.png)
(Ⅱ)设直线
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231237-38776.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231237-84995.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231237-36901.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231237-58653.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231238-25183.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231235-74386.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231238-68584.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231238-87915.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231219-17729.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231219-49540.png)
直线
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231219-78530.png)
径的圆相切.
(Ⅰ)求椭圆C的方程;
(Ⅱ)过点
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231220-30278.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231220-94085.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231220-95449.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231220-63182.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231221-59683.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231220-94085.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231221-35873.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231221-10739.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231221-82707.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231222-18681.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231222-31968.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231222-25269.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231213-78238.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231213-44171.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231213-24927.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231213-24425.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231214-23350.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231213-24927.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231214-47273.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231214-27639.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231214-80692.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231215-16420.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231215-46201.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231147-59335.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231147-95854.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231147-16177.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231148-47663.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231148-45547.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231148-22316.png)
⑴ 求
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231148-78492.png)
⑵ 求四边形
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231149-92541.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231149-62540.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231149-70897.png)
![](http://img.shitiku.com.cn/uploads/allimg/20191025/20191025231150-32495.png)
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