解题方法
1 . 已知双曲线的焦点在
轴上,中心在原点,离心率为
,且过点
.
(1)求双曲线的标准方程;
(2)双曲线的左右顶点为
,
,且动点
,
在双曲线上,直线
与直线
交于点
,
,
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18483c9c195ecd922772527fa85c0fcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb50ceaf1e64c741aee72f89f13c30e7.png)
(1)求双曲线的标准方程;
(2)双曲线的左右顶点为
![](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/5356182cc3bc478f7c2e3e6dee25e58d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b41b827eb6d834ca24eeeded85646fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e628633cc7281f97dd3fd252c4c322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d70b4a9d6ed047b88c5b1070fbdc1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40dd4a8187f339603e6b099d0ddace46.png)
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2 . 已知双曲线C的中心在原点,
是它的一个顶点.
是它的一条渐近线的一个方向向量.
(1)求双曲线C的方程;
(2)设
,M为双曲线右支上动点,当|PM|取得最小时,求四边形ODMP的面积;
(3)若过点
任意作一条直线与双曲线C交于A,B两点(A,B都不同于点D),求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23ee8669bc280bff4b20644cb82faf23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c18b00603dc122047664340a3945f1.png)
(1)求双曲线C的方程;
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22840186db0afc0e2b2e8915ce79b998.png)
(3)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/079dd115a4b8cbc93918a853363786dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37538f984aea59c1d69149c4355a90f5.png)
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2021-12-05更新
|
1278次组卷
|
5卷引用:专题9-3 圆锥曲线压轴大题五个方程框架十种题型-2022年高考数学毕业班二轮热点题型归纳与变式演练(全国通用)
(已下线)专题9-3 圆锥曲线压轴大题五个方程框架十种题型-2022年高考数学毕业班二轮热点题型归纳与变式演练(全国通用)上海市嘉定区第二中学2022届高三上学期第二次质量检测数学试题福建省永春第一中学2021-2022学年高二4月线上考试数学试题(已下线)专题3.16 圆锥曲线中的定点、定值问题大题专项训练(30道)-2021-2022学年高二数学举一反三系列(人教A版2019选择性必修第一册)(已下线)第3章 圆锥曲线的方程(基础、典型、易错、新文化、压轴)(3)
解题方法
3 . 设
,
分别是双曲线
的左、右焦点,过
作
的一条渐近线
的垂线交双曲线的右支于点
,若
,则
的离心率为( )
![](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/8a2cfa22139b3e9c9a73500e1ba19f52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/4170cdf9725650e61d4b79daa3a40088.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() | B.2 | C.![]() | D.![]() |
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解题方法
4 . 已知
是双曲线
上的两点.
(1)若
是坐标原点,直线
经过
的右焦点,且
,求直线
的方程;
(2)若线段
的中点为
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de66df5b4cd1344339588b99bf7214a4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)若线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8054ffbc20935e7c9cfbf79bdad688f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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2022-11-17更新
|
673次组卷
|
3卷引用:第08讲 直线与椭圆、双曲线、抛物线 (高频考点,精讲)-1
(已下线)第08讲 直线与椭圆、双曲线、抛物线 (高频考点,精讲)-1山西省部分名校2022-2023学年高二上学期期中联考数学试题福建省永泰县城关中学2022-2023学年高二上学期期中考试数学试题
解题方法
5 . 已知
是椭圆
上的点,
是双曲线
上的任意一点,过
作双曲线
的两条渐近线的平行线分别与渐近线交于
,过
作双曲线
的两条渐近线的平行线分别与渐近线交于
,若
,
(
为坐标原点),则双曲线
的离心率最小值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a534e349c6067b4877abaa75a1983a.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/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.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/a230cb1a514eea57588403ed9db1c3f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a12e4fe5f2dd74b848df4889cb5a3ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2022·上海·模拟预测
名校
解题方法
6 . 已知双曲线
,双曲线上右支上有任意两点
、
,满足
恒成立,则
的取值范围是________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8074822f47553df118dd3c1897d0843e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b225d772013d021cf1bfe7b9421fa5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6b7e35faab6d74fa0c36599c39d1698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb7d42f9e47a7a236a455fdd4d80573a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
7 . 设双曲线
的左、右焦点分别为
,过
的直线
与双曲线的左、右两支分别交于
两点,且
,则双曲线
的离心率为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83bf4fd84818abac17a9d21237ac5ce5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf47d92b50f9491be54cd33b653953ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2022-08-07更新
|
648次组卷
|
3卷引用:湘豫名校联考2023届高三上学期8月入学摸底考试文科数学试题
名校
8 .
、
分别为双曲线
的左、右焦点,过
的直线
与
的左、右两支曲线分别交于
、
两点,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d68d76d799fd675391ca24122899c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9407dd040f0fc6216e18f9b28bc45d59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45febf578b674dac8480be52d027018a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3060414533d6e2f0a975f808b4aebb7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-05-28更新
|
1067次组卷
|
4卷引用:广东省潮州市2022届高三上学期期末数学试题
2022高三·全国·专题练习
名校
解题方法
9 . 已知双曲线
与圆
交于点
第一象限
,曲线
为
、
上取满足
的部分.
(1)若
,求b的值;
(2)当
,
与x轴交点记作点
、
,P是曲线
上一点,且在第一象限,且
,求
;
(3)过点
斜率为
的直线l与曲线
只有两个交点,记为M、N,用b表示
,并求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e342950546e26f218096ad4bbdcec574.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ad73cc281d3e4144053ca3fe48d8067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a0e8e7032b9407854c056d43679d781.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f82a5421934348a612982ca099723b63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4455cb5ef8fa02f8740a01ea658ed7fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d99b2c3e03a0a978e0538911abfe2e4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781e30964f70270f2cdf5d4c15ec3f1e.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/526d1c1f892971b9398ba764356dec3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4455cb5ef8fa02f8740a01ea658ed7fb.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/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b3cc27780319782f383283a1e9b3bab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94fe48bf7af022ecbbe13833fdcc2c8.png)
(3)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa590cec05ab94e91198a9452572efae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9e39f4de2b3e4010a4cfacd1d6342cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297bc912cb09546db07e4fb6be67af40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/297bc912cb09546db07e4fb6be67af40.png)
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2021-09-24更新
|
967次组卷
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6卷引用:专题11 圆锥曲线-五年(2017-2021)高考数学真题分项(新高考地区专用)
(已下线)专题11 圆锥曲线-五年(2017-2021)高考数学真题分项(新高考地区专用)(已下线)专题12平面解析几何必考题型分类训练-1(已下线)第11讲 高考难点突破三:圆锥曲线的综合问题(最值、范围问题) (精讲)上海市川沙中学2022-2023学年高二上学期12月月考数学试题(已下线)专题13 圆锥曲线压轴解答题常考套路归类(精讲精练)-1上海市格致中学2023-2024学年高二下学期期中考试数学试题
10 . 在平面直角坐标系中,
为坐标原点,
、
是双曲线
上的两个动点,动点
满足
,直线
与直线
斜率之积为2,已知平面内存在两定点
、
,使得
为定值,则该定值为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/8ee348b3e89083a215551a42e9cd6bc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac784a426716d0c83d1b216e48690ade.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e9f7d1272b7344346b58b660aa260a.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/de8bde94c9b2121ea5765635b89bd7e1.png)
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2017-12-29更新
|
2813次组卷
|
6卷引用:课时37 双曲线-2022年高考数学一轮复习小题多维练(上海专用)
(已下线)课时37 双曲线-2022年高考数学一轮复习小题多维练(上海专用)(已下线)专题9-1 圆锥小题压轴九类-2022年高考数学毕业班二轮热点题型归纳与变式演练(全国通用)(已下线)专题11 圆锥曲线第三定义与点差法 微点2 圆锥曲线中点弦问题与点差法上海市浦东新区2018届高三数学一模试题上海市浦东区2017-2018学年高三年级第一学期质量调研数学(已下线)专题5.4 解析几何中的定值与定点问题-玩转压轴题,进军满分之2021高考数学选择题填空题