名校
解题方法
1 . 已知点
为双曲线
上任意一点,
、
为其左、右焦点,
为坐标原点.过点
向双曲线两渐近线作垂线,设垂足分别为
、
,则下列所述错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.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/1dde8112e8eb968fd042418dd632759e.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/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
A.![]() |
B.![]() ![]() ![]() ![]() |
C.![]() ![]() |
D.存在点![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2023-01-15更新
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437次组卷
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5卷引用:安徽省蒙城一中、涡阳一中等五校2022届高三下学期第二次联考理科数学试题
安徽省蒙城一中、涡阳一中等五校2022届高三下学期第二次联考理科数学试题河南省许昌市建安区第三高级中学2022-2023学年高三上学期诊断性测试(二)理科数学试题陕西省榆林市第二中学2022-2023学年高二上学期10月期中考试数学(理)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)广东省普宁市华美实验学校2022-2023学年高二下学期第一次月考数学试题
2 . 已知双曲线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a5bbb709522dba9425a6b45ee671298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
的焦点到渐近线的距离为2,渐近线的斜率为2.
(1)求双曲线
的方程;
(2)设过点
的直线
与曲线
交于
两点,问在
轴上是否存在定点
,使得
为常数?若存在,求出点
的坐标及此常数的值;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a5bbb709522dba9425a6b45ee671298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d26d3f9d8344e1c727fbbed5421daaa2.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa482d7bcaa385bfc3548b42a4bfb60.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/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d8eb37a4dd75318dcbd836395e575bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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2023-01-01更新
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5卷引用:湖南省长沙市长郡中学2022-2023学年高三上学期月考(四)数学试题
3 . 已知
,点P满足
,动点M,N满足
,
,则
的最小值是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f96f0155ccaa463d45dbdecda29b6636.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1442f2bcbe29f4b17ddc20bd9e52a519.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/040d6732d32d552cb60f1a9430b67c67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54674750d3dcacfbaf95ad3ea45e30d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d8eb37a4dd75318dcbd836395e575bd.png)
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2022-11-26更新
|
1124次组卷
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7卷引用:广西贵港市百校2023届高三上学期11月联考数学(文)试题
广西贵港市百校2023届高三上学期11月联考数学(文)试题山西省部分学校2023届高三上学期11月联考数学试题吉林省部分学校2022-2023学年高三上学期11月联考数学试题(已下线)第06讲 双曲线(高频考点,精练)湖南省部分学校2022-2023学年高三上学期12月联考数学试题(已下线)模块二 专题7 圆锥曲线中的复杂问题 期末终极研习室(高二人教A版)专题04 双曲线15种常见考法归类(3)
名校
解题方法
4 . 如图平面直角坐标系
中,一直角三角形
,
,
在
轴上且关于原点
对称,
在边
上,
,
的周长为12.若一双曲线
以
为焦点,且经过
两点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/a934d15c-a130-4853-aec8-811b79adf868.png?resizew=177)
(1)求双曲线
的方程;
(2)若一过点
(
为非零常数)的直线与双曲线
相交于不同于双曲线顶点的两点
,且
,问在
轴上是否存在定点
,使
?若存在,求出所有这样定点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a69550d878381f6e8fb436e88638f070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c9e07f2e148547034f2d817ef09f05c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab609a6574633ebabcff3e73fa862081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65436512ecbaefba4ac8123c55094211.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/23/a934d15c-a130-4853-aec8-811b79adf868.png?resizew=177)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)若一过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84bfec4efcc9f0e656d6864daaaef55d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0b86edc0c4934a2d38d94b1e862b563.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/838420b0f26f011e90f3b08fc6014a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
您最近一年使用:0次
名校
解题方法
5 . 在平面直角坐标系
中,已知点
,直线
,点M到l的距离为d,若点M满足
,记M的轨迹为C.
(1)求C的方程;
(2)过点
且斜率不为0的直线与C交于P,Q两点,设
,证明:以P,Q为直径的圆经过点A.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da76dc8c91f5d037edfe0477ee07b8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bed0c6519373733b6606017b69efb03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/812750d0fd2699239a76baa17ffe80dc.png)
(1)求C的方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5da76dc8c91f5d037edfe0477ee07b8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3323d8f54140f6950b60a4df46ce991.png)
您最近一年使用:0次
名校
解题方法
6 . 如图,已知双曲线
的右焦点为F,点
在双曲线上,直线AF与y轴交于点B,点
为双曲线左支上一动点,且
,作
,垂足为Q,则
的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c477e5ade921ffa8377c4719319380ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e935a1e22f8bdd74d91ab4824c64df1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f4d9a450c0077517b68d548d344bf5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f438e54471ea8ebba940b32a9cbc7e59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0cfc81f5df5b164223424a6b2370714.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15fa8a931844f1f8a4cdcb214ecf7871.png)
![](https://img.xkw.com/dksih/QBM/2022/3/9/2932392221196288/2938929192943616/STEM/1e30c1f8bfc7430782503c17c3a25ab0.png?resizew=173)
您最近一年使用:0次
名校
解题方法
7 . 在平面直角坐标系
中,已知直线
,点
,动点
到点
的距离是它到直线
的距离的
倍,记
的轨迹为曲线
.
(1)求曲线
的方程;
(2)过点
且斜率大于
的直线交
于两点,点
,连接
、
交直线
于
、
两点,证明:点
在以
为直径的圆上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b11449658adfc07dcf4fc0b25e7ed7c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14436636ec6a7aec09cb63cecf6e970d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.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/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f23728b4c0467a27d90f71b424f6a946.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf25e032b5599ac49383de06e776365.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf702adb116c1e46569eb7050d029f49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
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2021-11-30更新
|
1408次组卷
|
4卷引用:江苏省南通市部分学校2022届高三下学期3月模拟考试数学试题
名校
解题方法
8 . 双曲线
左右焦点分别为
,
,实轴长
,点P为双曲线C右支上一点,且
的最小值为
.
(1)求双曲线C的标准方程:
(2)过点
作直线l与双曲线C右支交于A,B两点,若
,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5dcd508629095d063e9aa13c65e946.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/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fddc29037a26719130e6548f25a2500a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
(1)求双曲线C的标准方程:
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f579b73ca01978ec68e716f993bc3766.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1515a3f9db22cd9148e67a8ac48879bc.png)
您最近一年使用:0次
2021-07-09更新
|
324次组卷
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3卷引用:河南省温县第一高级中学2021-2022学年高三上学期1月月考理科数学试题