名校
解题方法
1 . 已知双曲线C:
(
)的左、右焦点分别为
,O为坐标原点,以
为直径的圆与C的渐近线在第一象限交于点M,若
的面积为2,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2684b72f9f38f5046c8ecd4280b7b14b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98d107e77106ff1a9cb76b504bbc99bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/353aaffd59c4d594e4817ecbfa2a38e1.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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名校
解题方法
2 . 设F为椭圆C:
的左焦点,过F作倾斜角为
的直线交C于A,B两点,线段AB的中垂线交x轴于点M,则△ABM的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1a63ab608517bb10aa036783dfb51f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . (1)求以
为渐近线,且过点
的双曲线
的方程;
(2)求以双曲线
的顶点为焦点,焦点为顶点的椭圆
的方程;
(3)椭圆
上有两点
,
,
为坐标原点,若直线
,
斜率之积为
,求证:
为定值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/060e229870f126b31e37965bc0c58667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9688d9222656b5855e27689123d560ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(2)求以双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(3)椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f0009063fe00277645aff1be6e32471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ffd5c35bba71ea54c28622b6cf505d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5f6c5fd93aed88bec58002a20ea2e90.png)
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4 . 已知
是抛物线C:
上一点,F是C的焦点,且
.
(1)求C的方程;
(2)记O为坐标原点,斜率为1的直线
与C交于A,B两点(异于点O),若
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f802944fc08e97019f8ba692889d8bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d995dbb83ebd75c471e00f82b147f0c0.png)
(1)求C的方程;
(2)记O为坐标原点,斜率为1的直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/004104bafb5f30338123d4ea2b7fedde.png)
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解题方法
5 . 已知点
是抛物线
的焦点,点
在
上,且
.
(1)求
的方程;
(2)过点
作两条互相垂直的直线
交
于
两点,
交
于
两点.求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82ea1be9b9b6bb12afa7e1ce703d1603.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/105fc189cd8499892183c046897282a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8c9aa5dc8e688868ad3eac88714cd51.png)
(1)求
![](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/254d90ef7eba319615e1fd6e01f6abd9.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/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0556ce16fbbb02a803ea0ab2546ef706.png)
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2024-01-22更新
|
120次组卷
|
3卷引用:青海省西宁市大通县2023-2024学年高二上学期期末考试数学试题
6 . 已知
,
分别为双曲线
:
的左、右焦点,O为坐标原点,P是C右支上一点,若
,则
( )
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2345c4a372c8143281fbecca78f451b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3b759611100b2fb7cfe2f1049a52e41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d2263269007c2a4f6548868924632f9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-01-20更新
|
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2卷引用:青海省西宁市大通县2024届高三上学期期末数学(理)试题
解题方法
7 . 已知
是双曲线
的左,右焦点,
的一条渐近线
的方程为
,且
到
的距离为3,
为
的第一象限上的一点,点
的坐标为
为
的平分线,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/204196267ea8c9ec2544b3084d7952da.png)
_______ .
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f86bebdf5931efbdc627baa52f97392e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64dfdc4da53a7913b01647d751c77c8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94fe48bf7af022ecbbe13833fdcc2c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/204196267ea8c9ec2544b3084d7952da.png)
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解题方法
8 . 已知
为抛物线
上一动点,
是圆
上一点,则
的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d3edac1c112308fd0986f73fb6d3979.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad027acbe846285a52f012ba426cd87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/334ed05dd397cdb6b5a5b02bad0d24e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2840fc8d38b4565fa283f141ddac8232.png)
A.5 | B.4 | C.3 | D.2 |
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2024-01-03更新
|
1471次组卷
|
6卷引用:青海省2024届高三上学期协作联考数学(理科)试题
青海省2024届高三上学期协作联考数学(理科)试题(已下线)专题13抛物线(2个知识点2个拓展2个突破7种题型4个易错点)-【倍速学习法】2023-2024学年高二数学核心知识点与常见题型通关讲解练(人教A版2019选修第一册)湖北省黄石市部分学校2023-2024学年高二上学期期末联考数学试卷(已下线)3.3.1 抛物线及其标准方程【第三练】“上好三节课,做好三套题“高中数学素养晋级之路(已下线)高二数学开学摸底考 (北京专用,范围:人教A版2019选一+选二全部)-2023-2024学年高二数学下学期开学摸底考试卷(已下线)2.4.1 抛物线的标准方程(十四大题型)(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)
名校
解题方法
9 . 过双曲线
上任一点
作两渐近线的平行线
,
且与两渐近线交于
,
两点,且
,则双曲线的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7775aa57ca0e62216f3039ed88dceed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc5adb5eb60ae4435a12d93854066298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2082259f959e77f5a78b631e766ea55.png)
A.3 | B.![]() | C.2 | D.![]() |
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2023-12-30更新
|
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4卷引用:2024年普通高等学校招生伯乐马模拟考试(二)数学(理)试卷
2024年普通高等学校招生伯乐马模拟考试(二)数学(理)试卷重庆市育才中学、万州高级中学及西南大学附中2024届高三上学期12月三校联考数学试题(已下线)专题19 双曲线离心率定值及取值范围(期末选择题19)-2023-2024学年高二数学上学期期末题型秒杀技巧及专项练习(人教A版2019)(已下线)【一题多解】巧求离心率 坐标与几何
解题方法
10 . 已知双曲线
的右焦点为
,直线
与
相交于
两点,若
(
为坐标原点),则
的离心率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d5675ea6e0ce5d12ff47274edb2c2a1.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/ef3798d2a605e06c71d9455b338d03ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2023-12-28更新
|
474次组卷
|
3卷引用:青海、宁夏部分名校2024届高三上学期调研考试文科数学试题