名校
1 . 过双曲线
的左焦点
作圆
的切线,切点为
,延长
交抛物线
于点
,
为坐标原点,若
,则双曲线的离心率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04add41d4f548a8cca7e06703c8f2d64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e4be819fc47b2aa19ab2022b3dfeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7c57b07f75e97d9f84718bd495ebcf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cae6433125ae380b1ba0c41a146ab004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/186354626d5a1d13b88dfb4df916947b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba2e4666eb8f2e77bd14fae50364ba6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2017-03-08更新
|
1465次组卷
|
8卷引用:2017届辽宁省大连育明高级中学高三上学期期末考试数学(理)试卷
2017届辽宁省大连育明高级中学高三上学期期末考试数学(理)试卷2017届辽宁省大连育明高级中学高三上学期期末考试理数试卷江苏省盐城市滨海县八滩中学2020-2021学年高二上学期期末数学试题安徽省宣城市三校(郎溪中学、宣城二中、广德中学)2017-2018学年高二上学期期中联考数学(文)试题(已下线)2019年1月13日 《每日一题》文数(高二上期末复习)人教必修5+选修1-1-每周一测吉林省东北师范大学附属中学2022届高三第五次练习理科数学试题江苏省南通市通州区石港中学2021-2022学年高二下学期第二次阶段检测数学试题(已下线)第3章 圆锥曲线的方程(基础、典型、易错、新文化、压轴)(2)
11-12高二上·浙江杭州·期末
名校
2 . 从双曲线
的左焦点
引圆
的切线,切点为
,延长
交双曲线右支于
点,若
为线段
的中点,
为坐标原点,则
与
的关系为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84dad66aee53310a7c7b04edd2ea4af4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06ec50f4e4e232271e04d45ccddfe09b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38ffda0c209f06e21770aeab0abc8cbe.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/b5c2293f93791a597bf0162411f3395f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eefb2cd956a831d2d5c06fad56a06a5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1eeb210d136a9076cfbb61c2251e5b26.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
2019-11-14更新
|
850次组卷
|
12卷引用:2012-2013学年辽宁省丹东市宽甸二中高二上学期期末考试理数试卷
(已下线)2012-2013学年辽宁省丹东市宽甸二中高二上学期期末考试理数试卷(已下线)2011年浙江省杭州市二中高二上学期期末考试数学理卷(已下线)2012-2013年河北枣强中学高二上学期期末考试理科数学试卷(已下线)2011-2012学年黑龙江省哈师大附中高二上学期期中文科数学试卷【全国百强校】重庆市西南大学附属中学校2019届高三上学期第三次月考数学(理)试题【全国百强校】重庆市西南大学附属中学校2019届高三上学期第三次月考数学(文)试题(已下线)2006年全国高中数学联赛陕西赛区预赛试题数学奥林匹克高中训练题(4)河北省衡水市安平县安平中学2019-2020学年高二上学期11月月考数学试题江西省吉安市五校2019-2020学年高二上学期第二次联考数学(文)试卷(已下线)上海市华东师范大学第二附属中学2016-2017学年高二下学期第一次月考数学试题苏教版(2019) 选修第一册 一蹴而就 模块整合
3 . 已知
、
两地相距
,在
地听到炮弹爆炸声比在
地晚
,且声速为
,则炮弹爆炸点的轨迹是( )
![](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/35eb8bb58509b7c73ee9715e000f14a5.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/6f6affe885b7bdbd1a27af8fc5b41e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6215e0db8dbf6e406485b4cbfeb711f5.png)
A.椭圆 | B.双曲线 | C.双曲线的一支 | D.抛物线 |
您最近一年使用:0次
名校
4 . 已知双曲线
的右焦点为
,过原点的直线与双曲线
相交于
两点,连接
,若
,
,
,则该双曲线的离心率为__________ .
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7471451108cf5d0fbb66e8819759a6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f3cf3c6570184ef6c9e0500bf178d40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/771e636170adb09478e442794b3aca5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660964e4c6710e01ba34521ad419c3ae.png)
您最近一年使用:0次
2019-01-20更新
|
785次组卷
|
6卷引用:【市级联考】辽宁省大连市2018-2019学年高二上学期期末考试数学(理)试题
5 . 已知双曲线
的左、右焦点分别为
、
,若
为
上一点,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/654b956ce9a32dc7259a520ab98bbba4.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5357841daf522e6adcb7e0f9fccedef5.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
名校
6 . 若
为双曲线
的左焦点,过原点的直线
与双曲线
的左、右两支各交于
,
两点,则
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82d914ab4152ea3525a224ee09c160b5.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1595dbb60d8e282f4517d2d572b5d39f.png)
您最近一年使用:0次
2021-01-17更新
|
318次组卷
|
4卷引用:辽宁省葫芦岛市2020-2021学年高三上学期期末数学试题
名校
7 . 已知双曲线C的焦点为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb21fe9e780753c7a1924cedfa9e8cb9.png)
,过
的直线与双曲线C的左支交于A,B两点,若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab7d978fc6e3c7f7d76bf236452e4a5.png)
,则C的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb21fe9e780753c7a1924cedfa9e8cb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6d6f746c2355072d914591bf60c3801.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab7d978fc6e3c7f7d76bf236452e4a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba7e9c219ef5463a50781bc5720352b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-02-05更新
|
474次组卷
|
5卷引用:辽宁省锦州市联合校2019-2020学年高二上学期期末数学试题
8 . 已知双曲线
的左,右焦点分别为
,
,点P为双曲线C右支上异于顶点的一点,
的内切圆与x轴切于点
,则a的值为______ ,若直线
经过线段
的中点且垂直于线段
,则双曲线C的方程为________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.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/0a9df1061c3ba5151ba2f7359acaf356.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a812a9b58ccba331cfd21d244329af01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4407788e4dc88210bca71a2551d4f2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
您最近一年使用:0次
9 . 在
,
,
,点
运动时内角满足
,求顶点
的轨迹方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a525534689bd2701205d4ab17574c39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/316ba5cbb31299d683ac6c7dd795db85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/400301710ca4fb6019a3b36a777b4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
解题方法
10 . 在①“
的焦距为
”,②“
上一点到两焦点距离之差的绝对值为
”,这两个条件中任选一个,补充在下面的问题中.
问题:已知双曲线
. ,求
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
问题:已知双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ef0a3171f4096f4e14e615fbbb8661e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次