题目
题型:不详难度:来源:
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130705-94941.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130705-81882.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130705-24980.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130706-83925.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130706-35169.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130706-46472.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130706-69451.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130707-31068.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130707-41616.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130707-35862.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130705-81882.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130707-62128.gif)
A.圆的一部分 |
B.椭圆的一部分 |
C.双曲线的一部分 |
D.抛物线的一部分 |
答案
解析
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130708-72928.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130707-41616.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130706-46472.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130706-69451.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130708-99726.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130708-10936.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130708-45247.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130708-50793.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130709-45274.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130708-50793.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130709-41181.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130710-10114.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130710-15146.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130710-61039.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130710-21733.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130707-35862.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130708-50793.gif)
核心考点
试题【如图,所在的平面和四边形所在的平面垂直,且,,,,,则点在平面内的轨迹是 ( )A.圆的一部分B.椭圆的一部分C.双曲线的一部分D.抛物线的一部分】;主要考察你对直线的倾斜角与斜率等知识点的理解。[详细]
举一反三
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130702-57538.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130702-47105.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130658-51120.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130658-52671.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130658-56030.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130658-56030.jpg)
将圆
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-85320.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-19569.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-62633.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-19560.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-62633.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130648-13518.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130648-95155.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130648-63765.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130648-48111.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-62633.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130649-55278.gif)
(Ⅰ)求曲线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-62633.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130649-93796.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130647-19560.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-26395.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-43146.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-43146.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-77255.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-77255.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-77255.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-34483.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-78860.gif)
(Ⅰ)求定点
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-77255.gif)
(Ⅱ)是否存在一条直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-99072.gif)
①
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-99072.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-13280.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-59930.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-81846.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-10456.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-35289.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-90082.gif)
②
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130631-99072.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130630-77255.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130632-96542.jpg)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130620-69545.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130620-34360.gif)
(1)求椭圆方程;
(2)直线
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130620-31198.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130621-82832.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130621-15033.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130621-14388.gif)
![](http://img.shitiku.com.cn/uploads/allimg/20191022/20191022130620-31198.gif)
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