已知双曲线
的左右顶点分别为
.直线
和两条渐近线交于点
,点
在第一象限且
,
是双曲线上的任意一点.
(1)求双曲线的标准方程;
(2)是否存在点P使得
为直角三角形?若存在,求出点P的个数;
(3)直线
与直线
分别交于点
,证明:以
为直径的圆必过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc413bff65fcc173d1e9d8a2d0acf7d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b11449658adfc07dcf4fc0b25e7ed7c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad056c25c0fdcbcc765eb5cbc6093f2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00b2f9aa11a47087e5fc483cf712ca9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)求双曲线的标准方程;
(2)是否存在点P使得
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a12d7411afdf01abe0d047fba1b8a45e.png)
(3)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790ef3382b1c731f2885eecfd92c2a86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
16-17高三下·上海闵行·阶段练习 查看更多[6]
上海市七宝中学2016-2017学年高三下学期5月预测调研数学试题上海市七宝中学2017届高三下学期期中数学试题湖南省郴州市第三中学2021-2022学年高二上学期期中数学试题(已下线)3.2.2 双曲线的几何性质(2)(已下线)第04讲 3.2.2双曲线的简单几何性质(2)(已下线)第05讲 拓展二:直线与双曲线的位置关系(3)
更新时间:2019-12-03 13:28:25
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【推荐1】已知双曲线与椭圆
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ddce8b513016e50009c72e49708faed.png)
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(0.85)
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解题方法
【推荐2】已知双曲线
的离心率为
,且其顶点到其渐近线的距离为
.
(1)求双曲线的标准方程;
(2)直线
:
与双曲线交于
,
两点,若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047616f1d1d39bf6c3cd07cf63ef5b80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be0a31202a7a69d530c05a75229e6ea6.png)
(1)求双曲线的标准方程;
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce37928403e28dea457850542edd414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccc3e8a231ee7f642eaccb3ae150982.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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