名校
1 . 设双曲线
的左焦点为F,右顶点为A.若在双曲线C上,有且只有3个不同的点P使得
成立,则实数
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2b30352c43707c4e54b94ce5b61f2e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344a4953ff5f64cad23ab1ed316481ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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解题方法
2 . 如图,过双曲线
右支上一点P作双曲线的切线l分别交两渐近线于A、B两点,交x轴于点D,
分别为双曲线的左、右焦点,O为坐标原点,则下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/5/099b5c07-f878-4429-ba77-e9fd9d5e1b86.png?resizew=219)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/176569a223942b06f78d81633e2467b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/5/099b5c07-f878-4429-ba77-e9fd9d5e1b86.png?resizew=219)
A.![]() |
B.![]() |
C.![]() |
D.若存在点P,使![]() ![]() ![]() |
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2022-12-03更新
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1766次组卷
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6卷引用:重庆市2023届高三上学期第四次质量检测数学试题
3 . 我们把一组焦点相同的双曲线称为“同焦双曲线”.已知双曲线
与双曲线
为“同焦双曲线”,双曲线
的左右焦点分别为
,过点
的直线与双曲线
的右支交于
两点,
与
轴相交于点
的内切圆与边
相切于点
.若
,则下列说法正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ef66f4832adc43902055a7e6d258037.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ca77107f964a5d06be7489c080c2b2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7638c88f01d609d79947033ed4ff36a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9f5f4ad0caac5a0fecb64f3908d2290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0345b4fa3aad9d2cb6d404bb4165a0.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/ae5a64bcb77f5f64e4af6930c249a270.png)
A.双曲线![]() ![]() |
B.若直线![]() ![]() ![]() |
C.![]() |
D.记![]() ![]() ![]() ![]() |
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4 . 在平面直角坐标系
中,已知点
,
,点M满足:
.记M的轨迹为C.
(1)求曲线C的方程;
(2)过点
的直线l交曲线C于M,N两点,过点M,N分别作曲线C的切线,两切线交于点
,试探究:动点
是否在一条定直线上?若不在,请说明理由;若在,求出该直线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b69f4f4c0d380494e2aaf221af71a97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f15f0553f40fba61ee0d0106e5df80fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de6edf9a6cfd6842b420bba20a2395d4.png)
(1)求曲线C的方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b8f0e31afe073fb06dc6c2509d06add.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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解题方法
5 . 已知点A为双曲线
的右顶点,
在双曲线
上,
,
的内切圆为
.
(1)求曲线
和
的方程;
(2)已知
,过D作
的两条切线分别交
于
,
两点,证明:直线
与
相切.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c324152eb62d144d4871879703a6f7da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/000ae80efddd9b12c68f11232b20b896.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dae49789dbaa9ee4c6f3e02eba2bb472.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92f77cc97a6c8eb68777d76f1b9b6992.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473913c0887bb64d386f4c02f1853452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
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2022-11-16更新
|
779次组卷
|
3卷引用:云南省云南师范大学附属中学2023届高考适应性月考卷(五)数学试题
名校
解题方法
6 . 已知双曲线
的左右焦点分别为
,
,P是直线
上不同于原点O的一个动点,斜率为
的直线
与双曲线
交于A,B两点,斜率为
的直线
与双曲线
交于C,D两点.
(1)求
的值;
(2)若直线
,
,
,
的斜率分别为
,
,
,
,问是否存在点P,满足
,若存在,求出P点坐标;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ff55359527410517e61c6b541f61ec.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/4b63649f202d3f497de9dd21a4ac4049.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0739793f234f8e86adc6177801ae7295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e1efe96e7776f1b5dfa92c295f8d97d.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828628c0876b45381c9a0edeb0fec236.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c590673eece14fea3319c4fd5eb55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be8fe7e29e32d3d529957d62fe37350e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7ac42906a2f4da22b764e76fef60c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce6b64271ee6143ac8e0f76ad398011.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0beb2c13e19f7865e0c1db13b234506e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6dba93e718deb57f1e6e8122a2bcbb0.png)
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2022-11-11更新
|
2107次组卷
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4卷引用:湖南省岳阳县第一中学2022-2023学年高三下学期第一次月考数学试题
解题方法
7 . 已知双曲线
的一条渐近线为
,且右焦点
到这条渐近线的距离为
.
(1)求双曲线
的方程;
(2)若双曲线
的右支上存在三点
、
、
,满足
,
,
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ef66f4832adc43902055a7e6d258037.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2bdeeb6f5e38e3464c357d00839a6ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)若双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc4876efa91f38d11ce12fed2e1fbf2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7e2dea2ad526f5df42c58775d5617a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80a07669ca07093ed3a76f8ed73db841.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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解题方法
8 . 已知双曲线
的一条渐近线的倾斜角为
,右焦点F到其中一条渐近线的距离为1.
(1)求双曲线C的标准方程;
(2)已知直线l与x轴不垂直且斜率不为0,直线l与双曲线C交于M,N两点.点M关于x轴的对称点为
,若
三点共线,证明:直线l经过x轴上的一个定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
(1)求双曲线C的标准方程;
(2)已知直线l与x轴不垂直且斜率不为0,直线l与双曲线C交于M,N两点.点M关于x轴的对称点为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da895d8bd043625a0839128252130d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f98b039f43f5590e6ac30f36d7460b5.png)
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2022-11-10更新
|
552次组卷
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4卷引用:江苏省南京市第十二中学2022-2023学年高三下学期三月月考数学试题
9 . 已知双曲线E:
(
,
)一个顶点为
,直线l过点
交双曲线右支于M,N两点,记
,
,
的面积分别为S,
,
.当l与x轴垂直时,
的值为
.
(1)求双曲线E的标准方程;
(2)若l交y轴于点P,
,
,求证:
为定值;
(3)在(2)的条件下,若
,当
时,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/681ab02a01fa41c784b688575fe90539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74110bc818c2f5a53d63451c5251eb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/436a2732e9c9d5ce401c448cd9de80e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b72cb228a0747bf4b779cc337749a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d3a5255a0a61f4d297874ecd1967b01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b690956d61cb5a9f955a87093856eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfc2628ebeec39f2ff82e216e780e3c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9cdbc51da77d74d60ef8e2878fa2dea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ac8a4086cd8af00e89c57fdfd905114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd72016a9855cbf0056ff732fe872612.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ac8a4086cd8af00e89c57fdfd905114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fa84eb397ffcbbf3a26d95e50f0e7db.png)
(1)求双曲线E的标准方程;
(2)若l交y轴于点P,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da8f34c9aba5a3834c8d2c76701366c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ccee36f0ebe053f4bd976b31aab0efa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff141a77e796894f84d0104f8f947e8a.png)
(3)在(2)的条件下,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/165e3984c374e63ff90022b333efa103.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76a11319d09d138b1ecc48692209ceec.png)
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2022-10-25更新
|
2090次组卷
|
5卷引用:重庆市第八中学校2023届高三上学期高考适应性月考(二)数学试题
名校
解题方法
10 . 已知双曲线
:
的右焦点为
,渐近线方程为
,过
的直线与
的两条渐近线分别交于
两点.
(1)求
的方程;
(2)若直线
的斜率为1,求线段
的中点坐标;
(3)点
、
在
上,且
,
.过
且斜率为
的直线与过
且斜率为
的直线交于点
.从下面①②③中选取两个作为条件,证明另外一个成立.①
在
上;②
;③
.
注:若选择不同的组合分别解答,则按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce1132157a33c82610c2d5035493d024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50ddd86734efdbe8b6146b9dc6b0ba08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11836bde22b38e5e3eee51bce4f33398.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/966de3d3c494a78fd7097dd0690609c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655b6a742dbacdab5aaa298007663dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce1132157a33c82610c2d5035493d024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16e4e4c7a79d9d3cdb9ac5949d53e33e.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce1132157a33c82610c2d5035493d024.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(3)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/724d316a295242846ae0f70a18e1e659.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac51d5b0a1b6d229ca8e73300843e3b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce1132157a33c82610c2d5035493d024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e49f7bcd9838e9557cb205b565e36dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44a60eecc3628f71404e4c88715b535.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc5c19ac440746be97d8b46af5d288a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a52d7924f31c0b705166c1e42db87c1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eacd9c1ce5e65fec29c32f40d86b73d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cef812f839622326a7d7027cc806aaeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a28be4d5a16cf245f6fa7c4088fee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00a28be4d5a16cf245f6fa7c4088fee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f56ac05c7bf554edc662cda308b07b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6ddb8a08f9ac5d472967acd9fa774e1.png)
注:若选择不同的组合分别解答,则按第一个解答计分.
您最近一年使用:0次
2022-10-16更新
|
1056次组卷
|
2卷引用:上海交通大学附属中学2023届高三上学期10月月考数学试题