名校
解题方法
1 . 如图,设
,
是双曲线
的左、右焦点,过点
作渐近线的平行线交另外一条渐近线于点
,若
的面积为
,离心率满足
,则双曲线的方程为( )
![](https://img.xkw.com/dksih/QBM/2021/6/24/2754872083324928/2795406379589632/STEM/c81930ccefeb4c2ea474064011461895.png?resizew=175)
![](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/93689ff4b99182a5d30bb9383536bda4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2cfd997d3b66a3b8f7731b26f0ab0c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d59ab85c075a09d55d69e159e4abb268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4e2759d63bd0f1a9c896c095ed4b63.png)
![](https://img.xkw.com/dksih/QBM/2021/6/24/2754872083324928/2795406379589632/STEM/c81930ccefeb4c2ea474064011461895.png?resizew=175)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2021-08-27更新
|
2637次组卷
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7卷引用:云南省弥勒市第一中学2020-2021学年高二下学期第四次月考数学(理)试题
云南省弥勒市第一中学2020-2021学年高二下学期第四次月考数学(理)试题北师大版(2019) 选修第一册 突围者 第二章 第二节 课时2 双曲线的简单几何性质(已下线)第04讲 双曲线的简单几何性质-【帮课堂】重庆市第一中学2021-2022学年高二上学期11月月考数学试题浙江省名校协作体2022-2023学年高三下学期开学联考适应性考试数学试题(已下线)2023年天津高考数学真题变式题6-10(已下线)第八章 解析几何 专题2 双曲线方程
名校
解题方法
2 . 已知双曲线的方程为
,椭圆
的方程为
,双曲线右焦点到双曲线渐近线的距离为
,椭圆的焦点为
,
,短轴端点为
,
.
(1)求双曲线的方程与椭圆的方程;
(2)过点
作椭圆
的两条互相垂直的弦
,
,证明:过两弦
,
中点的直线恒过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb74c0c2d1e5305cf55cfb9605929268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed6b9540857e386651e191a0a5b5a98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74404619ad5699e6c44c947fb569600f.png)
(1)求双曲线的方程与椭圆的方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed179a90c1a61e30924c515c7d643618.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
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3 . 已知椭圆
:
,
,
分别为椭圆长轴的左、右端点,
为直线
上异于点
的任意一点,连接
交椭圆于
点.
(1)求证:
(其中
为坐标原点)为定值;
(2)是否存在
轴上的定点
,使得以
为直径的圆恒通过
与
的交点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d80b861ba40387cb2bcd04945f5a371a.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9835a3c08a4f08d57e7b717a20a76af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
(2)是否存在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/438f34bc8b04e8c494b91306ac6fe352.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2dca049735b45fb9b2533c68605eddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdba1337ec85fa9722cb4b320a82ae6.png)
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2021-08-27更新
|
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3卷引用:云南省弥勒市第一中学2020-2021学年高二下学期第四次月考数学(文)试题
名校
解题方法
4 . 与椭圆C:
共焦点且过点
的双曲线的标准方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10596ef6cab7ad6b2939ae3f41e9f968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aedad6bb70631b944c69f8f0b02b35d6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-08-17更新
|
496次组卷
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6卷引用:云南省丽江市第一中学2020-2021学年高二3月月考数学(理)试题
云南省丽江市第一中学2020-2021学年高二3月月考数学(理)试题(已下线)第03讲 双曲线及其标准方程-【帮课堂】(已下线)3.2.1 双曲线及其标准方程(精讲)-2021-2022学年高二数学一隅三反系列(人教A版2019选择性必修第一册)甘肃省天水市秦安县第一中学2022-2023学年高二上学期期末数学试题(已下线)专题09 双曲线(四大核心考点六种题型)-【寒假自学课】2024年高二数学寒假提升学与练(沪教版2020)(已下线)考点36 双曲线-备战2022年高考数学一轮复习考点帮(浙江专用)
名校
5 . 双曲线
的离心率为
,则
的值为( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1028023206bd73c9475129dcf427ebf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.1 | B.1 | C. | D.2 |
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名校
解题方法
6 . 已知双曲线
与双曲线
有相同的渐近线,且
的离心率为
,则
的离心率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42a960d9c62f797d46caa7a8a4a134a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90dad5578875ae3f149a5e28e8b2f0c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31f8f7e40ba386c0a9675896b52752d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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名校
7 . 已知点
在抛物线
:
上,则
的焦点到其准线的距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29343388ca8b33dc98325e65382b38a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2021-08-15更新
|
223次组卷
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3卷引用:云南省玉溪市峨山彝族自治县第一中学2020-2021学年高二下学期期中考试数学(理)试题
名校
8 . 在平面直角坐标系
中,曲线
的参数方程为
,(
为参数).以原点
为极点,
轴的正半轴为极轴建立极坐标系,直线
的极坐标方程为
.
(1)求曲线
与直线
的直角坐标方程;
(2)求直线
,被曲线
截得的弦长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b08c5220809ecdd6095b2c3590cb524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6581916f5a65edfea257c804efee007e.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4548a75b9358a5a78c0ba64a89c8394.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
名校
解题方法
9 . 已知椭圆
.F为左焦点.A为左顶点.B为上顶点.C为下顶点.且
.则椭圆离心率
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cac2756ecd7937afbfeda00a7b78f2e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2021-08-14更新
|
534次组卷
|
2卷引用:云南省玉溪市峨山彝族自治县第一中学2020-2021学年高二4月月考数学(文)试题
名校
10 . 抛物线
的准线方程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98ea50968c62cd8df1b01d852086d261.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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