解题方法
1 . 已知双曲线
(
,
)与直线
相交于
,
两点,直线
上存在一点
满足
,坐标原点为
,直线
的斜率为2,则该双曲线的离心率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f3fa0b40fb0d9b8c62e37316ab3b04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67ca5fd57c2c2fcc3c7a574fdd1467d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6134a70ad5fd38fb2d52c6bdb2b34e91.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab91fd1816600a17d829fc4ab0ae9adb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
A.![]() | B.![]() | C.![]() | D.3 |
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2 . 已知点
、
,为双曲线
的左、右焦点,过
作垂直于
轴的直线,在
轴的上方交双曲线
于点
,且
.
(1)求双曲线
的方程;
(2)若直线
过点(0,1)且与双曲线
交于
、
两点,若
、
中点的横坐标为1,求直线
的方程;
(3)过双曲线
上任意一点
作该双曲线两条渐近线的垂直,垂足分别为
、
,求证:
为定值.
![](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/176569a223942b06f78d81633e2467b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcab89af1a6510b60cd8377b754d450d.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
(3)过双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/ae317439423ba7efbd2c3b1fd1a508bc.png)
您最近一年使用:0次
2021-07-26更新
|
679次组卷
|
6卷引用:3.2 双曲线-2021-2022学年高二数学同步精品课堂讲+例+测(苏教版2019选择性必修第一册)
(已下线)3.2 双曲线-2021-2022学年高二数学同步精品课堂讲+例+测(苏教版2019选择性必修第一册)(已下线)试卷09(第1章-3.2双曲线)-2021-2022学年高二数学易错题、精典题滚动训练(苏教版2019选择性必修第一册)(已下线)3.2双曲线(专题强化卷)-2021-2022学年高二数学课堂精选(人教A版2019选择性必修第一册)(已下线)第4课时 课后 双曲线的标准方程上海市位育中学2020-2021学年高二下学期期中数学试题(已下线)3.2 双曲线(练习)-高二数学同步精品课堂(苏教版2019选择性必修第一册)
名校
解题方法
3 . 已知
,如图,曲线
由曲线
和曲线
组成,其中点
为曲线
所在圆锥曲线的焦点,点
,为曲线
所在圆锥曲线的焦点
![](https://img.xkw.com/dksih/QBM/2021/5/30/2732324151681024/2769034852319232/STEM/563c80062b9d486caeee3b4c16fd6d88.png?resizew=225)
(1)若
,求曲线
的方程;
(2)如图,作斜率为正数的直线
平行于曲线
的渐近线,交曲线
于点
,求弦
的中点
的轨迹方程;
(3)对于(1)中的曲线
,若直线
过点
交曲线
于点
,求
面积的最大值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f09757d013574cf058d5bb944fdf034a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb8f41e2ee771f07353f983f2396b7ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abeacbd3604d4e926b8d2ffe370f5322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/626706e779756baf8f7aa4cd276d2017.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://img.xkw.com/dksih/QBM/2021/5/30/2732324151681024/2769034852319232/STEM/563c80062b9d486caeee3b4c16fd6d88.png?resizew=225)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84205891bda0469b08dad2045441e090.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f09757d013574cf058d5bb944fdf034a.png)
(2)如图,作斜率为正数的直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(3)对于(1)中的曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f09757d013574cf058d5bb944fdf034a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287adcb739a4890d108dd974358345fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbdbb45d7359537458736c9ea5bf9e1d.png)
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2021-07-21更新
|
482次组卷
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6卷引用:3.2.2 双曲线的几何性质(课堂培优)-2021-2022学年高二数学课后培优练(苏教版2019选择性必修第一册)
(已下线)3.2.2 双曲线的几何性质(课堂培优)-2021-2022学年高二数学课后培优练(苏教版2019选择性必修第一册)(已下线)第3章 圆锥曲线与方程 单元综合检测(基础过关)(单元培优)-2021-2022学年高二数学课后培优练(苏教版2019选择性必修第一册)(已下线)3.2双曲线(专题强化卷)-2021-2022学年高二数学课堂精选(人教A版2019选择性必修第一册)江苏省淮安市淮阴中学2023-2024学年高二上学期10月阶段练习数学试题上海市奉贤中学2021届高三下学期期中数学试题(已下线)上海市华东师范大学第二附属中学2021届高三下学期4月月考数学试题
名校
解题方法
4 . 双曲线
的焦点与椭圆
的焦点相同,双曲线
的一条准线方程为
.
(1)求双曲线
的方程;
(2)若双曲线
的一弦中点为
,求此弦所在的直线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc603fea876cbf85b1efcb5bab0d500f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d94188fea61c347a150744709920d96e.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad20e2bc6576fc461419f8f138d26e7.png)
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2021-04-29更新
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1227次组卷
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6卷引用:3.2 双曲线-2021-2022学年高二数学尖子生同步培优题典(苏教版2019选择性必修第一册)
(已下线)3.2 双曲线-2021-2022学年高二数学尖子生同步培优题典(苏教版2019选择性必修第一册)四川省内江市内江市第六中学2020-2021学年高二下学期04月月考数学文科试题(已下线)3.2双曲线-【优质课堂】2021-2022学年高二数学同步课时优练测(人教A版2019选择性必修第一册)(已下线)专题12 双曲线- 2021-2022高二上学期数学新教材配套提升训练(人教A版2019选择性必修第一册)(已下线)专题3.3 圆锥曲线的方程 章末检测3(难)-【满分计划】2021-2022学年高二数学阶段性复习测试卷(人教A版2019选择性必修第一册)新疆伊犁州霍尔果斯市苏港中学2022-2023学年高二下学期第一次教学检测数学试题
5 . 已知直线
与双曲线
交于
两点,且线段
的中点
的横坐标为
,则该双曲线的离心率为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab466aedd6e176088d8dee7bc3e3aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
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