已知
分别为双曲线
的左、右焦点,
为双曲线
的右顶点.过
的直线与双曲线
的右支交于
两点(其中点
在第一象限),设
分别为
的内心,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e6bb54af35fd692a472b23c9f4694c.png)
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22-23高三上·江西宜春·开学考试 查看更多[10]
江西省丰城市第九中学(日新班)2023届新高三上学期摸底考数学(文)试题(已下线)考点8-3 双曲线及其性质(文理)四川省树德中学2022-2023学年高三上学期10月阶段性测试数学(理)试题(已下线)第02讲 双曲线(练)湖北省恩施州高中教育联盟2022-2023学年高二上学期期末数学试题(已下线)期中押题预测卷(考试范围:选择性必修第一册)(拔高卷)-【单元测试】2022-2023学年高二数学分层训练AB卷(人教B版2019)(已下线)3.2.2 双曲线的几何性质(难点)-2022-2023学年高二数学《基础·重点·难点 》全面题型高分突破(苏教版2019选择性必修第一册)(已下线)高二上学期期中考试选择题压轴题50题专练-2023-2024学年高二数学举一反三系列(人教A版2019选择性必修第一册)(已下线)考点20 常用的二级结论的应用 2024届高考数学考点总动员(已下线)大招30内心公式
更新时间:2022-08-09 17:36:56
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解题方法
【推荐1】过双曲线的一个焦点
作垂直于实轴的直线,交双曲线于
,
是另一焦点,若
,则双曲线的离心率
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
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【推荐2】已知双曲线
的左,右焦点分别为
,过
的直线与双曲线
分别在第一、二象限交于
两点,
内切圆的半径为
,若
,
,则双曲线
的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
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【推荐1】已知F1,F2分别为双曲线C:
的左、右焦点,过F2的直线与双曲线C的右支交于A,B两点(其中点A在第一象限).设点H,G分别为△AF1F2,△BF1F2的内心,则|HG|的取值范围是
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【推荐2】已知
,
分别是双曲线
:
的左、右焦点,过
的直线与双曲线C的右支交于A,B两点,
和
的内心分别为M,N,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a30de57df4e6f60bffe9ac591b24fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8387b687579c4d5152175c9d19e24232.png)
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