名校
解题方法
1 . 已知
是双曲线
的右焦点,
是
左支上一点,
,当
周长最小时,该三角形的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb49a5a86953fc7fba47cd5fe57d375.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/f46ea62b01c61a649db58e76ffb0e9df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceff3844281849df3e37a2e56e110549.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-12更新
|
884次组卷
|
2卷引用:山东省泰安市2024届高三下学期一轮检测数学试题
解题方法
2 . 设双曲线
的左、右焦点分别为
,
,过
的直线与C的左支交于点P,坐标原点O到直线
的距离为
,
的面积为
,则C的离心率为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.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/0739793f234f8e86adc6177801ae7295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5ebad77a8753d9b5301be052fdcfeab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb70e02445f07364e711ed3140baf2ac.png)
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名校
解题方法
3 . 若双曲线
的左、右焦点分别为
,过右焦点
的直线
与双曲线
交于
两点,已知
的斜率为
,
,且
,
,则直线
的斜率是( )
![](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/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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074a83ba53b2a11d62567c42fffe304d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/982f45f1e93652d6ac6d3a2035b3e505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866245212325af61b7f8aede02010b46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-11更新
|
704次组卷
|
2卷引用:四川省成都市石室中学2023-2024学年高三下学期二诊模拟考试文科数学试题(A)
名校
解题方法
4 . 已知
分别为双曲线
的左、右焦点,
是该双曲线右支上一点,
是线段
的中点,
分别为双曲线的左、右顶点,
.
(1)求双曲线
的方程;
(2)过
作直线
交双曲线于
(
与顶点不同),直线
交于
,求证:点
在定直线上,并求直线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ef66f4832adc43902055a7e6d258037.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b67528f875a6d4bac8bbf784f7b66a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8fcb199d396c1bdd55b03344aef42b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2763d782e1e2c2a5c85051c254568df2.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)过
![](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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0c91ed59273fc30b8e4b06a0300f764.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
您最近一年使用:0次
解题方法
5 . 已知双曲线
的左、右焦点分别为
,过点
作斜率为
的直线与
的右支交于点
,且点
满足
,且
,则
的离心率是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94f9772b3a117674e43222976a5dc816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2122e3f1e76a635e58e4d54aa594c552.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/624dbe388b8f88cd48888b7497629e34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b28896fed8958e176e78a690a2e644c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2024-03-08更新
|
978次组卷
|
4卷引用:2024届辽宁省名校联盟高考模拟卷(调研卷)数学试题(一)
2024届辽宁省名校联盟高考模拟卷(调研卷)数学试题(一)(已下线)专题4 离心率题 定义方程 【练】(已下线)第1题 双曲线的离心率问题(5月)(压轴小题)广西''贵百河“2023-2024学年高二下学期4月新高考月考测试数学试卷
名校
解题方法
6 . 已知
,
是双曲线C:
的左、右焦点,
,
为C右支上一点,
,
的内切圆的圆心为
,半径为r,直线PE与x轴交于点
,则下列结论正确的有( )
![](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/177ae60ade0b7ac20e7bdc40eaa1ef5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/585640b6a32f3ea8748eafa71313655c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a271c22e34d4df61636ab3052a8e0ecc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07685a075c7f979540dab03664d01e45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d47ead0657bb91fba9b1b419cefe6b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/475c58cbf3fde76dc63982f069adba6d.png)
A.![]() |
B.![]() |
C.![]() |
D.若![]() ![]() |
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2024-03-08更新
|
1360次组卷
|
4卷引用:河北省部分学校联考2024届高三下学期3月模拟(二)数学试题
7 . 双曲线
:
上一动点
,
,
为双曲线的左、右焦点,点
为
的内切圆圆心,连接
交
轴于点
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7775aa57ca0e62216f3039ed88dceed0.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/55307ac4f2f3cd3b60bdf21c533290e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4505508b3e36db64a207dcdaf8eb22dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b62769b7177ef4bc952dc1dd51d6b510.png)
A.当![]() ![]() ![]() |
B.![]() |
C.![]() |
D.当![]() ![]() |
您最近一年使用:0次
名校
解题方法
8 . 已知双曲线
的左、右焦点分别为
、
,经过
的直线交双曲线的左支于
,
,
的内切圆的圆心为
,
的角平分线为
交
于M,且
,若
,则该双曲线的离心率是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04fcc5ec265884288515338b828a418c.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5eb2485f90dbfd0dfd6e7d179a856f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e105760638b22b26ff8bec4354255e4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f248266bcff70c440317feccf475f3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1eb15d354e4ef64e6f4297edc8acd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5eb9501525f03a072cec39900cd3a47a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/577038bb08b939d9df231583107ba327.png)
A.![]() | B.![]() | C.![]() | D.2 |
您最近一年使用:0次
2024-03-03更新
|
1346次组卷
|
3卷引用:2024届广东省(佛山市第一中学、广州市第六中学、汕头市金山中学、)高三六校2月联考数学试卷
2024届广东省(佛山市第一中学、广州市第六中学、汕头市金山中学、)高三六校2月联考数学试卷(已下线)第1题 双曲线的离心率问题(5月)(压轴小题)天津市南开中学2023-2024学年高三下学期第五次月考数学试题
名校
解题方法
9 . 双曲线具有如下性质:双曲线在任意一点处的切线平分该点与两焦点连线的夹角.设
为坐标原点,双曲线
的左右焦点分别为
,右顶点
到一条渐近线的距离为2,右支上一动点
处的切线记为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9514e33f57fcd4dc111c83f812d89d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
A.双曲线![]() ![]() |
B.双曲线![]() ![]() |
C.当![]() ![]() |
D.过点![]() ![]() ![]() |
您最近一年使用:0次
2024-03-03更新
|
1136次组卷
|
3卷引用:广东省广州市天河区2024届高三毕业班综合测试(二)数学试卷
10 . 过双曲线
的右支上一点P,分别向
和
作切线,切点分别为M,N,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a44342c2ee26a279265225982499b71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54d94e0a8a027ac180e19c90ea37b2f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceeaf623e74aa8ccbb5c858e9c255796.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/addb6bb3766eadac7719f64f863687a6.png)
A.28 | B.29 | C.30 | D.32 |
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