解题方法
1 . 已知双曲线
的左焦点为
,过点
的直线
与圆
相切于点
,与
的右支交于点
,若
,则
的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66f68db125a77d3361dc5945f43db61f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
名校
解题方法
2 . 设双曲线
的左、右焦点分别为
,
,A是右支上一点,满足
,直线
交双曲线于另一点
,且
,则双曲线的离心率为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ffe6000b292a0ce7d93601d946e44c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/288060bacca802a86ff209ddfd412e18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e86dbcf83cd5d3421b3eed7be7dab32d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bb0c172787f12899e881ee8df4bff72.png)
您最近一年使用:0次
2024-02-04更新
|
1566次组卷
|
6卷引用:湖北省十堰市郧阳中学2024届高三上学期期末数学试题
湖北省十堰市郧阳中学2024届高三上学期期末数学试题新疆维吾尔自治区乌鲁木齐市2024届高三第一次质量监测数学试题(已下线)专题15 双曲线离心率(一题多解)(已下线)第3讲:圆锥曲线的定义以及应用【练】(已下线)专题07 直线与圆、圆锥曲线(已下线)第七套 艺体生新高考全真模拟 (一模重组卷)
2024高二·全国·专题练习
名校
解题方法
3 . 已知双曲线
的两个焦点分别为
,
,
,以
为直径的圆与双曲线在第一象限的交点为P,若直线
与圆E:
相切,则双曲线的离心率是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a29c0738fd840c1acadc91365ff366f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be98187213d87e1ebe18bdc14c529748.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a21228f5771a6008635324d6befbbdf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cec12441802f71e803efaf2c62ee588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/643ef7d761de0e794fc39937dc72ac6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acf41688a87be3a4c0e6c8bf0b0e8912.png)
您最近一年使用:0次
解题方法
4 . 已知双曲线
:
(
,
)的左、右焦点为
,
,过
的直线与
轴交于点
,点在
上,且满足
,
,则双曲线
的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced7f5263bd7121d4798331fc9c34bff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/136a8febc0a6f5224c708717572f507e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
解题方法
5 . 已知
是双曲线
的左、右焦点,
为
上一点,且
(
为坐标原点),
,则
的离心率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e3add00d20abe6da5964f2b911acc95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2427943a38dcd93c9ec9b735ffc9fe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
2024-01-31更新
|
290次组卷
|
5卷引用:河南省部分名校2023-2024学年高二上学期1月期末考试数学试题
名校
6 . 双曲线
的一条渐近线方程为
,则该双曲线的离心率为 ______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86bebdf5931efbdc627baa52f97392e.png)
您最近一年使用:0次
7 . 若双曲线的同一支上存在两点A,B,使得
(O为原点)为等边三角形,则称双曲线为“优美双曲线”,已知双曲线C是“优美双曲线”,则C的离心率的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
您最近一年使用:0次
8 . 已知双曲线
的左顶点为
,右焦点为F,P为双曲线右支上的点,若双曲线的离心率为2,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f25795c321ace603e0466ea05b6d529c.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0d386f3691d9b7def0e49b037ff60d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f25795c321ace603e0466ea05b6d529c.png)
您最近一年使用:0次
解题方法
9 . 已知过双曲线
左焦点
且倾斜角为60°的直线与C交于点A,与y轴交于点B,且A是
的中点,则C的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c8091d78595c42d437ff5766431a8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbad65b3d744b70da2480eee1cdb587.png)
您最近一年使用:0次
2024-01-25更新
|
390次组卷
|
3卷引用:河南省开封市2023-2024学年高二上学期期末调研考试数学试卷
河南省开封市2023-2024学年高二上学期期末调研考试数学试卷(已下线)2.3.2 双曲线的性质(二十二大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)河南省开封市2024届高三下学期第二次质量检测数学试题
解题方法
10 . 已知双曲线
:
(
,
)的左右焦点分别为
、
,过
的直线
与双曲线
交于
、
两点(
在第一象限,
在第四象限),若
,则该双曲线的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c4da85c063fde14837d347667c047f6.png)
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2024-01-25更新
|
138次组卷
|
2卷引用:内蒙古呼和浩特市2024届高三上学期学业质量监测数学(文)试题