已知抛物线
:
的焦点到双曲线
的渐近线距离为
,且抛物线的焦点与椭圆:
的右焦点F重合,直线
与椭圆相交于A,B两点,若
.
(1)求抛物线的标准方程;
(2)求椭圆的标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e1fa37c4c826b5dcfebe86ab6177906.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac89d45e79b10741d93a9443c70adde.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd1dc85723f64c4d545ccc4e4200fcab.png)
(1)求抛物线的标准方程;
(2)求椭圆的标准方程.
更新时间:2022-11-01 21:37:02
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【推荐1】(1)椭圆的焦点在
轴上,焦距为
,且经过点
,求椭圆的标准方程;
(2)双曲线的一条渐近线方程为
,且与椭圆
有公共焦点,求双曲线的标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64165395e1b38d29de48f9a11e28b68f.png)
(2)双曲线的一条渐近线方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45cc81cfaccc00aa4b7139de5a35a102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb4717d7fa6d522090c5e949f650bd8.png)
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【推荐2】(1)已知椭圆的焦点在
轴上,长轴长为
,焦距为
,求椭圆的标准方程;
(2)已知双曲线的渐近线方程为
,准线方程为
,求该双曲线的标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
(2)已知双曲线的渐近线方程为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c0f4b0890e4659c9cf8bcbb5dcf9ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/217fdc4c799169e760a4403c36b35c72.png)
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【推荐1】已知双曲线
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f7a55f5bf051cfdfba52c4b18c0c12d.png)
(1)求双曲线的离心率;
(2)若双曲线的一个焦点在抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc4150b5342840434db0c381eaa82764.png)
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【推荐2】已知双曲线的方程为
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【推荐1】已知抛物线
的焦点为
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上任意一点,以
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相切.
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,使
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的坐标,若不存在,请说明理由.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d945b17623cd01fa90180c4d4fca91f6.png)
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(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ffcffeb375b7644de1ddb051747af1.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed28d4a7923c7ab1740b607d5939369c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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【推荐2】已知抛物线
:
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交于不同的两点A、B,О为坐标原点,证明:
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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(1)求抛物线
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(2)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7dbb4d8de32b258d813996710d6241.png)
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