解题方法
1 . 已知双曲线
(
,
)的离心率为2,点
在双曲线
上,直线
过双曲线
的右焦点
,且与双曲线右支交于A,B两点.
(1)求双曲线
的方程;
(2)若点
的坐标为
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5c2e64358e0ec7aa142c336d970306.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/362a27bd360cf88eedbe7ba8afa89dd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/a0ed1ec316bc54c37c4286c208f55667.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53a948d2f7732d7f03e986c63712089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ad2d1c29d1033feb000af5cc4343e7f.png)
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2 . 已知双曲线
的离心率为
,经过坐标原点O的直线l与双曲线Q交于A,B两点,点
位于第一象限,
是双曲线Q右支上一点,
,设![](https://staticzujuan.xkw.com/quesimg/Upload/formula/261aa596a0a1bf4b62a5fd6627e2becc.png)
(1)求双曲线Q的标准方程;
(2)求证:C,D,B三点共线;
(3)若
面积为
,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4f9fde9bbee98ac8f7edf5227df77aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31f8f7e40ba386c0a9675896b52752d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708d0e76f524d0e8a48db01392faac8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c4559d27e3905980d1a4f1856f07de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/261aa596a0a1bf4b62a5fd6627e2becc.png)
(1)求双曲线Q的标准方程;
(2)求证:C,D,B三点共线;
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed15b1c5ca2b861675dad327109a3bac.png)
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2022-12-30更新
|
862次组卷
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3卷引用:辽宁省大连市2023届高三上学期期末双基测试数学试题
名校
3 . 已知双曲线
的离心率为
且
过点
,直线
与C的右支有两个不同的交点,则实数k的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5c2e64358e0ec7aa142c336d970306.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783750d7a4e8dfd0250ad59304c31491.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8da73428c941022232136bdd7d0feeba.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2022-11-26更新
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6卷引用:辽宁省本溪市本溪满族自治县高级中学2022-2023学年高二上学期12月月考数学试题
名校
解题方法
4 . 双曲线
的一条渐近线方程为
且焦距为
,点
,过
的直线
与双曲线
交于
,
两点
(1)求双曲线
的方程
(2)若
,
两点均在
轴左侧,求直线
的斜率
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb80cfa75e2b67078680ab6b1aa3e9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38acfaa0f912c2598cc341ec98da8a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b25e326fdf9e5456f48e8a99a069f379.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.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)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](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/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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2022-11-23更新
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5卷引用:辽宁省鞍山市第一中学2022-2023学年高二上学期期中数学试题
5 . 已知等轴双曲线
的右焦点为
,过右焦点F作斜率为正的直线l,直线l交双曲线的右支于P,Q两点,分别交两条渐近线于M,N两点,点M,P 在第一象限,O是原点.
(1)求直线l斜率的取值范围;
(2)设
的面积分别为
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ffe6000b292a0ce7d93601d946e44c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8119a06465ad8c7f83665f932254960d.png)
(1)求直线l斜率的取值范围;
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c10e02ba69df7f7f2e0d5568f75b7bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54432232d93b8be9a07987345751b4ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da715809444c2d1e48da7d20a46ce3f.png)
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2022-11-15更新
|
1077次组卷
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5卷引用:辽宁省大连市第八中学2022-2023学年高二上学期12月月考数学试题
6 . 已知双曲线
的左、右焦点分别为
,
,且与椭圆
有相同的焦点,点
到直线
的距离为
.
(1)求
的标准方程;
(2)直线
与
交于
两点,点
是
的平分线上一动点,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5076829e649b3f3866d4a7e07a5713e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697c20fca284394bf5d5b9e5f6d952e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e78f1a9cc4dedc05c175ab99b288b9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4769228ab5c2538da39d7490e11070c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65433a90ddb846316dd8094d3ef38cbd.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3f1b91f32240e9c01de1ea042422cac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66abb7d52b61f0f325af76e425bbb5eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a564e580b866c00d279a59ec49cb06.png)
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2022-11-10更新
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4卷引用:辽宁省营口开发区第一高级中学2022-2023学年高二上学期11月月考数学试题
名校
解题方法
7 . 已知双曲线
与直线
无交点,则
的取值范围是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e2d69358b7fab305f5dc7977c13e85d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b9f0b9e53a83e68f5fec944f343119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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8卷引用:辽宁省沈阳市第一二〇中学2022-2023学年高二上学期第三次月考数学试题
名校
解题方法
8 . 已知双曲线
,过点
的直线l与该双曲线的两支分别交于
两点,设
,
.
(1)若
,点O为坐标原点,当
时,求
的值;
(2)设直线l与y轴交于点E,
,
,证明:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/257daacf4f9e51faf431d5da4bccd6f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f251dc986252e8b88469aa76bbfe8d58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94165c5047e68e952df7a8dc6dc32fda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8968103ac7f02c521e7c3130b9a54f16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/112340e2528eb73480721b0f208419b8.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70924f16a22ff64187035a74e696b97f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be43c33ac26bcd6559cc320e45d70fdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37474e3311493c2e3de8ca62ffc05b64.png)
(2)设直线l与y轴交于点E,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2830a108bfa2a11cb6ea5df1df8b8e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54883e5b7ebfa066c87e1d1d3bd9d65b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff141a77e796894f84d0104f8f947e8a.png)
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2022-10-21更新
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8卷引用:辽宁省铁岭市昌图县第一高级中学2022-2023学年高二上学期期中数学试题
辽宁省铁岭市昌图县第一高级中学2022-2023学年高二上学期期中数学试题河南省豫北名校2022-2023学年高二上学期10月教学质量检测数学试题(已下线)专题15 圆锥曲线大题专项练习(已下线)专题15 圆锥曲线大题专项练习江西省南昌市八一中学2022-2023学年高二上学期12月月考数学试题广西北海市2022-2023学年高二上学期期末教学质量检测数学试题(已下线)专题08 椭圆双曲线综合大题(9题型)-【巅峰课堂】2023-2024学年高二数学上学期期中期末复习讲练测(人教A版2019选择性必修第一册)陕西省宝鸡市长岭中学2023-2024学年高二上学期期中考试数学试题
9 . 已知双曲线
的离心率为
,点
在双曲线
上.
(1)求双曲线
的方程;
(2)点
,
在双曲线
上,直线
,
与
轴分别相交于
两点,点
在直线
上,若坐标原点
为线段
的中点,
,证明:存在定点
,使得
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e280d0441a31fdbef3ce192d8d8f8dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)点
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d84733f9dc908ceb11459cc2aed580ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8f9d08fccf0da8983522d37c2caa03e.png)
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2022-09-13更新
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876次组卷
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5卷引用:辽宁省朝阳市建平县2022-2023学年高三上学期9月月考数学试题
辽宁省朝阳市建平县2022-2023学年高三上学期9月月考数学试题河北省三河市2023届高三上学期开学联考数学试题云南省部分学校2023届高三上学期9月联考数学试题(已下线)3.3(附加3)圆锥曲线定点与定值问题-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)专题3.9 直线与双曲线的位置关系-重难点题型精讲-2022-2023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)
解题方法
10 . 在平面直角坐标系
中,
为坐标原点.动点
与定点
的距离和它到定直线
的距离的比为常数2,动点
的轨迹为曲线
.
(1)求曲线
的方程;
(2)过点
的直线
交曲线
于
两点,若
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/030700126fb012f13935f57780b96677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48054662c2d9b0dca46f5ae482cef509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.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/20ccc37b189fa2cbc269ca0b233dac37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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