1 . 已知双曲线
与椭圆
的离心率互为倒数,且双曲线的右焦点到
的一条渐近线的距离为
.
(1)求双曲线
的方程;
(2)直线
与双曲线
交于
两点,点
在双曲线
上,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5c2e64358e0ec7aa142c336d970306.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12f9bd7fdb0c44b5e2e1d5a59dd6f7dd.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bad45fca1a6cf72fb390122c48bdae3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
2022-11-19更新
|
726次组卷
|
2卷引用:江苏省南京市江宁区五校2022-2023学年高三上学期期中联考数学试题
2 . 已知
,点P满足
,记点P的轨迹为曲线C.斜率为k的直线l过点
,且与曲线C相交于A,B两点.
(1)求曲线C的方程;
(2)求斜率k的取值范围;
(3)在x轴上是否存在定点M,使得无论直线l绕点F2怎样转动,总有
成立?如果存在,求出定点M;如果不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e41bb1c3404ace2d2eca1f5390b8cbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450f820d4598d103c374bee7d2690579.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
(1)求曲线C的方程;
(2)求斜率k的取值范围;
(3)在x轴上是否存在定点M,使得无论直线l绕点F2怎样转动,总有
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b406bf20dbb52cf6b978bc523b69875b.png)
您最近一年使用:0次
2022-11-11更新
|
769次组卷
|
3卷引用:重庆市第八中学校2022-2023学年高二上学期期中数学试题
3 . 已知从曲线
的左、右焦点分别为
,实轴长为
、一条渐近线方程为
,过
的直线l与双曲线C的右支交于A,B两点.
(1)求双曲线C的方程;
(2)已知
,若
的外心Q的横坐标为0,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1f3d3d245d7949f5b1940cc756a7816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b799737e84f54908b8700fbaf1f96a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce9a4fe0565a6810452d3fa9c747662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1a2b3a51481b105bf45cdd81e18af08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a61d572ecf27dc02fcbd588f24647b1d.png)
(1)求双曲线C的方程;
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f4f8d2c79f140880275da30e700aad4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4753800836034674170e9f241fb8ec14.png)
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2022-10-20更新
|
573次组卷
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4卷引用:江西省重点校2022-2023学年高二上学期10月统一调研数学试题
江西省重点校2022-2023学年高二上学期10月统一调研数学试题(已下线)湖南省部分学校2022-2023学年高二上学期期中联考数学试题广东省梅州市大埔县虎山中学2022-2023学年高二上学期12月月考数学试题江苏省盐城市三校(盐城一中、亭湖高中、大丰中学)2022-2023学年高二下学期期中联考数学试题
4 . 已知双曲线
的右焦点为
,过右焦点
作斜率为正的直线
,直线
交双曲线的右支于
,
两点,分别交两条渐近线于
两点,点
在第一象限,
为原点.
(1)求直线
斜率的取值范围;
(2)设
,
,
的面积分别是
,
,
,求
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbadddf8d6d2a0f0f16c10100795d867.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf639890f27a42e1383cc6cfa14117a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bbf417026dc57a5e9ce85359188beec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/532d9de08698f61d7c010805c61a4ec5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c8561afa0f1454ea382a625d000a18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea1f0417d8269f01d8e0bc1a8756e2ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d678455f156f5de3f6c0cc78adbe6d2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60b99d522f019832ececfb82fd2bcb87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30654ba32a8ac50a05dc7e34bba72dcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4635ef9bf093c4f65a1dda2d37033e40.png)
您最近一年使用:0次
2022-10-16更新
|
959次组卷
|
6卷引用:重庆市南开中学2023届高三上学期第二次质量检测数学试题
2022·全国·模拟预测
5 . 已知双曲线
的一条渐近线
的方程为
,且右焦点
到
的距离为1.
(1)求双曲线
的标准方程;
(2)若点
为直线
上一点,倾斜角为
的直线
与双曲线
的右支交于
,
两点,且
为等边三角形,求直线
在
轴上的截距.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ce41b0b466d210869648ca3514d082f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21d532ce76942846df88c6f66112e50f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.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/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
6 . 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/2022/5/10/2976570733608960/2980691022299136/STEM/f1a80777-8218-4281-9d66-8d8cc452073a.png?resizew=280)
(1)若
,
,求曲线
的方程;
(2)如图,作直线l平行于曲线
的渐近线,交曲线
于不同两点A,B,求弦AB的中点M的轨迹方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9398fbc4f06358c41cdd7e93b1407577.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9f05b99371106ae288f01405213be3b.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/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1282962a17a48a18edf733204054d67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/287adcb739a4890d108dd974358345fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://img.xkw.com/dksih/QBM/2022/5/10/2976570733608960/2980691022299136/STEM/f1a80777-8218-4281-9d66-8d8cc452073a.png?resizew=280)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16fd15503ee692f8286b0312f7c6f0cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/804b93b0751acdaec26c8ff4fe9d4148.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(2)如图,作直线l平行于曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
您最近一年使用:0次
7 . 已知
为双曲线
左右焦点,
,且该双曲线一条渐近线的斜率为
,点M和N是双曲线上关于x轴对称的两个点,
为双曲线左右顶点.
(1)求该双曲线的标准方程;
(2)设
和
交点为P,则
的面积是否存在最大值?若存在,请求出这个最大值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c5c2e64358e0ec7aa142c336d970306.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49bcba03fa0b41ed120058ba9eaed0a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
(1)求该双曲线的标准方程;
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/443a82723ae5cf11aa917362e7db003f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448eb7d301baa90fe59b05761830f81f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
您最近一年使用:0次
2022-05-06更新
|
634次组卷
|
2卷引用:贵州省遵义市2022届高三第三次统一考试数学(理)试题
8 . 已知双曲线
的离心率为2,右顶点
到一条渐近线的距离为
.
(1)求双曲线
的方程;
(2)若直线
与双曲线
交于
两点,且
为坐标原点,点
到直线
的距离是否为定值?若是,求出这个定值;若不是,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8d3e782decada3f455d33a428c7e87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2022-01-06更新
|
1796次组卷
|
6卷引用:河北省张家口市2022届高三上学期期末数学试题
河北省张家口市2022届高三上学期期末数学试题(已下线)专题13解析几何中的定值、定点和定线问题(练)--第一篇 热点、难点突破篇-《2022年高考数学二轮复习讲练测(新高考·全国卷)》(已下线)专题12解析几何中的定值、定点和定线问题(讲)--第一篇 热点、难点突破篇-《2022年高考数学二轮复习讲练测(浙江专用)》广东省广州市协和中学2022届高三上学期第三次月考数学试题广东省2022届高考预测模拟(二)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)
9 . 对于双曲线
,定义
为其伴随曲线,记双曲线
的左、右顶点为A、B.
(1)当
时,记双曲线
的焦距为
,其伴随曲线
的焦距为
,若
,求双曲线
的渐近线方程;
(2)若双曲线
,弦
轴,记直线PA与QB的交点为M,求动点M的轨迹方程;
(3)过双曲线
的左焦点F且斜率为k的直线l与双曲线
交于
、
两点,证明:对任意的
,在伴随曲线
上总存在点S,使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42a960d9c62f797d46caa7a8a4a134a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02e1f5a9c4d3c70e4b542d7632ae42e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/432d77fe5ad3032d59a237dd94c8a638.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a8ef3f4a8e843a79c3b03adeb61adab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e85963eb36e1406ca2dfd1d039fbeaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0afed911e51011fa097f70d6eec6929.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b801ba836652d469036a1d756d808791.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2784a52c4da98dc9df661fc152fc29e.png)
(3)过双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca83a3c2edc7a1d19930fc2dea18b45d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7688363f5ffff23a6193c7a8eee501c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5815cc29f60d2aa538c4dd30e0803a4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c96213d5d92b7fdaf1b447921974c4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db28729df26170079075639dd23c1a22.png)
您最近一年使用:0次
2012·甘肃天水·三模
10 . 设
是以
为焦点的抛物线
,
是以直线
与
为渐近线,以
为一个焦点的双曲线.
(1)求双曲线
的标准方程;
(2)若
与
在第一象限内有两个公共点
和
,求
的取值范围,并求
的最大值;
(3)若
的面积
满足
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dc8b65205560c499912ac833ef68119.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9feb78365e84d02940b5ff3000a01b4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f9de253fa5d39daedf63e36744375d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/351874bc9e8bec70b876600ffe193c5e.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.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/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e198282f8ddcbdcd5b6ba78fc0f47cc.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2eaceb8d6c6927e14d9ac7a557a2b11d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87c3a928216f328a1ff9cc42dcf3bc58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://img.xkw.com/dksih/QBM/2012/7/7/1570918490857472/1570918496354304/STEM/f25d0e50-cc75-450f-8ff2-09264c67653c.png?resizew=197)
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