1 . 双曲线
:
的左,右顶点分别为
,曲线
上的一点
关于
轴的对称点为
,若直线
的斜率为
,直线
的斜率为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c477e5ade921ffa8377c4719319380ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/549f99e6e10e61af2e7734c4d01ea90c.png)
A.3 | B.![]() | C.![]() | D.![]() |
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2024-05-30更新
|
301次组卷
|
2卷引用:江西省鹰潭市2024届高三第二次模拟考试数学试卷
名校
解题方法
2 . 已知中心在坐标原点
,以坐标轴为对称轴的双曲线
经过点
,且其渐近线的斜率为
.
(1)求
的方程.
(2)若动直线
与
交于
两点,且
,证明:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a9c891e57cf54de715a126937d6bb74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8b5e1b18d938097ebf9a9f541d25a0b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)若动直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f788fb0059b7356dc6c7811f46057e66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7d8155d76465e3319fa4090c86374a9.png)
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解题方法
3 . 设双曲线C其中一支的焦点为F,另一支的顶点为A,其两渐近线分别为
. 若点B在m上,且
,则m与n的夹角的正切值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d754525eabcd1a0e45b9ffe11170ea50.png)
A.![]() | B.![]() | C.2 | D.![]() |
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4 . 已知双曲线C:的左、右顶点分别为A1,A2,点P在C上且直线PA2的斜率是-2,那么直线PA1的斜率是( )
A.-![]() | B.-![]() | C.-1 | D.-![]() |
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5 . 已知点
是双曲线
上一点,则点
到双曲线
的两条渐近线的距离之积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/835813a0a10b333051ffc6b45e4347c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知双曲线
经过点
,且
的一条渐近线的方程为
.
(1)求
的标准方程;
(2)若点
是
的左顶点,
是
上与顶点不重合的动点,从下面两个条件中选一个,求直线
与
的斜率之积.
①
关于原点对称;②
关于
轴对称.
注:若选择多个条件分别解答,按第一个解答计分.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1362c0809439106817fa2572994bb8c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若点
![](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/fcc5dd4d07e2098d8d1b731f2622867f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892909e49156f7dcc0650fcd65243877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c8ffe24cf9f327aeb241225ab15ab1a.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
注:若选择多个条件分别解答,按第一个解答计分.
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2024-02-14更新
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292次组卷
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2卷引用:广东省河源市2023-2024学年高二上学期期末考试数学试题
7 . 若双曲线
的左、右顶点分别为
,
,
是
上的点(异于
,
),则直线
与
的斜率乘积等于______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c75eba5051fb2a61e0f5ac08e658d8e.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/dad2a36927223bd70f426ba06aea4b45.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
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2024-02-14更新
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2卷引用:1号卷·A10联盟2022-2023学年(2021级)高二上学期11月期中联考数学试卷(北师大版)
解题方法
8 . 已知双曲线
为双曲线
上的任意点.
(1)求双曲线
的两条渐近线方程及渐近线夹角的大小;
(2)求证:点
到双曲线
的两条渐近线的距离的乘积是一个常数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcc8c2e80988e01d00354213b6ab9a2e.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)求证:点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2024-02-12更新
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215次组卷
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3卷引用:上海市新川中学2023-2024学年高二上学期期末数学试题
上海市新川中学2023-2024学年高二上学期期末数学试题上海市嘉定区第二中学2023-2024学年高二下学期3月月考数学试题(已下线)专题04 圆锥曲线(六大题型+优选提升题)-【好题汇编】备战2023-2024学年高二数学下学期期末真题分类汇编(沪教版2020选择性必修,上海专用)
名校
解题方法
9 . 已知点
是双曲线
上任意一点.
(1)求证:点
到双曲线
的两条渐近线的距离的乘积是一个常数;
(2)已知点
,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7775aa57ca0e62216f3039ed88dceed0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fa6b2d7c06d7b3bd15feefe023bb0ca.png)
(1)求证:点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e95e84f5c91c910aaafc5e74dbfbdf59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d063ec7f9dbeba72fabf4437f9400e07.png)
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2023-12-26更新
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6卷引用:河南省部分重点中学2023-2024学年高二上学期12月质量检测数学试题
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解题方法
10 . 已知双曲线,O为坐标原点,离心率
,点
在双曲线上.
(1)求双曲线的方程;
(2)如图,若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81ffe69ab39492e018a51e21b52dd0fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f03aacf950eaa00e6ff7eb5f6e23de07.png)
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2023-12-25更新
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2卷引用:陕西省西安市西安中学2023-2024学年高二上学期第二次综合评价数学试题