1 . 已知焦点在
轴上,对称中心为坐标原点的等轴双曲线
的实轴长为
,过双曲线
的右焦点
且斜率不为零的直线
与双曲线交于
两点,点
关于
轴的对称点为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
A.若![]() ![]() ![]() ![]() |
B.若直线![]() ![]() ![]() ![]() |
C.若点![]() ![]() ![]() |
D.直线![]() ![]() |
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名校
解题方法
2 . 设F为双曲线
的右焦点,O为坐标原点.若圆
交C的右支于A,B两点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e2872b941d9e4748a823d37f14335fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f8cb0e4f2335a997c29a3e578a21f0b.png)
A.C的焦距为![]() | B.![]() |
C.![]() | D.![]() |
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682次组卷
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3卷引用:重庆市第一中学校2023-2024学年高二下学期开学考试数学试题
名校
解题方法
3 . 已知点
,动点
满足
.
(1)求动点
的轨迹方程;
(2)记动点
的轨迹为
,若
是
上的不同两点,
是坐标原点,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01db0118fedcf6fcdde99ee28fe5618a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e1bd05b71aa0f9f979b0d4cb543ae3c.png)
(1)求动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)记动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2b0ba14e41e306e5633ad4bf1cdedd8.png)
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名校
解题方法
4 . 已知为坐标原点,双曲线
的离心率为
,且过点
.
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.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/01c74a907dda6bb7d9d56d009d9df253.png)
(ⅰ)证明:;
(ⅱ)求面积的最小值.
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解题方法
5 . 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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6卷引用:安徽省安庆市桐城中学2023-2024学年高二下学期开学检测数学试题
6 . 已知抛物线
与双曲线
相交于两点
是
的右焦点,直线
分别交
于
(不同于
点),直线
分别交
轴于
两点.
(1)设
,求证:
是定值;
(2)求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b519a71ba66154cd5c38a06977d70e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc6ea0beb6741bf242f67a6eedf9baa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/016e82617e4586c46e55b27cd604db1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e9feabc99f62ee569b460e61526e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2013303974d530fce9a9930938f4c2b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
(1)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28199a0d8596dd0ad472bd807346c81d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a85af6eaff9a4e3e9af4e9c1f4f7b996.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a15732502fe6599bcfe364f0d6d841b.png)
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名校
7 . 已知双曲线
(
)上的点A,B关于原点对称,点P在双曲线上(异于点A,B),直线PA,PB的斜率满足
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bbc2439a8c8e63a286a92c6ae73f2e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f739f9d2d86fc68d1a3b88107fbe03e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
A.2 | B.![]() | C.![]() | D.3 |
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名校
解题方法
8 . 已知双曲线
的右焦点为
,过点
的直线
与双曲线
的右支相交于
,
两点,点
关于
轴对称的点为
.当
时,
.
(1)求双曲线
的方程;
(2)若
的外心为
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be92f0e0012a7696c78e3e00513edefd.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/c5db41a1f31d6baee7c69990811edb9f.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/ac047e91852b91af639feec23a9598b2.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/61b96bfefdd6941ccd392cff4fdb600f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b50eef030d696edda8881bccacb928bb.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d23b488f961d9fde37feb7f5c497c0d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a02fe14b4593f379bd7c4fdc99bc8e7.png)
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广东省韶关市部分学校2023届高三下学期开学考试数学试题湖南省湘潭钢铁集团有限公司第一子弟中学2023届高三下学期入学考试数学试题河北省廊坊市固安县马庄中学等2校2022-2023学年高二下学期开学考试数学试题广东省清远市清新区部分学校2023届高三下学期2月联考数学试题湖南省部分学校2023届高三下学期2月联考数学试题辽宁省名校联盟2022-2023学年高三下学期质量检测考试数学试题广东省金太阳2023届高三联考数学试题河南省新乡市2022-2023学年高二上学期期末数学试题陕西省西安市第三十八中学2023届高三2月模拟文科数学试题江西省萍乡市芦溪中学2022-2023学年高二上学期期末数学试题广东省广州市增城区荔城中学2024届高三第二次月考数学试题云南省大理州民族中学、怒江州民族中学2024届高三上学期第一次联合考试数学试题(已下线)高二上学期期末考点大通关真题精选100题(4)
2022高三·全国·专题练习
名校
9 . 已知点
分别为双曲线Γ:
的左、右焦点,直线
与Γ有两个不同的交点A,B.
(1)当
时,求
到 l 的距离;
(2)若 O 为原点,直线 l 与 Γ 的两条渐近线在一、二象限的交点分别为 C,D,证明;当
的面积最小时,直线 CD 平行于x轴;
(3)设 P 为 x 轴上一点,是否存在实数
,使得
是以点P为直角顶点的等腰直角三角形?若存在,求出 k 的值及点 P 的坐标;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40f98254a6193566587a70c7d95fdabf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ea74737939c0f94c91229a7098f36ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acd55f837e9c4e6bba1163ef13edd09b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cff4912c6278c202c099e37b6922e17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
(2)若 O 为原点,直线 l 与 Γ 的两条渐近线在一、二象限的交点分别为 C,D,证明;当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a9a6eeeebf3cff569578d7366b755aa.png)
(3)设 P 为 x 轴上一点,是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6bdac20e214b2cb3bd07f8d4778dcca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
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2022-10-16更新
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1212次组卷
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8卷引用:上海市黄浦区格致中学2024届高三下学期开学考试数学试题
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解题方法
10 . 如图,椭圆
、双曲线
中心为坐标原点
,焦点在
轴上,且有相同的顶点
,
,
的焦点为
,
,
的焦点为
,
,点
,
,
,
,
恰为线段
的六等分点,我们把
和
合成为曲线
,已知
的长轴长为4.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/10/497d2ab5-76f7-4b22-a913-4f322710db9d.png?resizew=243)
(1)求曲线
的方程;
(2)若
为
上一动点,
为定点,求
的最小值;
(3)若直线
过点
,与
交于
,
两点,与
交于
,
两点,点
、
位于同一象限,且直线
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce30fc0664cca88dbe6d38f32aee81e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aaafb050b24c4e806c480e0665aaa5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/ce30fc0664cca88dbe6d38f32aee81e6.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/6aaafb050b24c4e806c480e0665aaa5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/522230546d4b802094e86ceb48c2ba38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b4f150ab98bde511e0f65d9bafab031.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fa379773b0244afedf8d855a42838d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce30fc0664cca88dbe6d38f32aee81e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aaafb050b24c4e806c480e0665aaa5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce30fc0664cca88dbe6d38f32aee81e6.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/10/497d2ab5-76f7-4b22-a913-4f322710db9d.png?resizew=243)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57502a580c6aee9992af061073855e06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c8dbe91bd8e17a077ddb7d3ba2e12c8.png)
(3)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce30fc0664cca88dbe6d38f32aee81e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aaafb050b24c4e806c480e0665aaa5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae863e7a1f1fed09f1075de4a817c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a86380a6d6501f6504dcb4aa5e3099f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/577621d5b3d1ddd683ce96e96b0d004f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2023-02-09更新
|
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