名校
解题方法
1 . 在平面直角坐标系
中,已知椭圆
经过点
,直线
与
轴交于点
,过
的直线
与
交于
两点(异于
),记直线
和直线
的斜率分别为
.
(1)求
的标准方程;
(2)求
的值;
(3)设直线
和直线
的交点为
,求证:
在一条定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0c118b51ab426bc1c1b56179094f146.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ec30037a621b23ade12cf58e42c4059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8533b4c6574df4f59b2ecc99e5c458db.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b94469fd19f40116e2dec334919d6586.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27e3016db8a12fd848e8c4b93c11070d.png)
(3)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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2024-01-29更新
|
562次组卷
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3卷引用:2.2.2 椭圆的性质(十八大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)
(已下线)2.2.2 椭圆的性质(十八大题型)(分层练习)-2023-2024学年高二数学同步精品课堂(沪教版2020选择性必修第一册)江苏省苏州市2024届高三上学期学业质量阳光指标调研数学试题山东省东营市第一中学2023-2024学年高二下学期开学收心考试数学试题
2 . 已知
为
的两个顶点,
为
的重心,边
上的两条中线长度之和为6.
(1)求点
的轨迹
的方程.
(2)已知点
,直线
与曲线
的另一个公共点为
,直线
与
交于点
,求证:当点
变化时,点
恒在一条定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/395bbdcf87796c48d3a95fc923edb115.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5881068127a39caf319492b4177204f0.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00127afdf543815af3ac4bc9bfc986a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c8ffe24cf9f327aeb241225ab15ab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f541f7ae7c39082d202efd28805c54e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632917e61f4208959686d118c7f19231.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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2022-07-05更新
|
928次组卷
|
6卷引用:专题3.16 圆锥曲线中的定点、定值、定直线问题大题专项训练(30道)-2022-2023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)专题3.16 圆锥曲线中的定点、定值、定直线问题大题专项训练(30道)-2022-2023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)三省三校2023届高三第一次联考文科数学试题“三省三校”(南宁二中、南充中学、遵义四中)2023届高三第一次联考数学(理)试题河南省驻马店市新蔡县第一高级中学2021-2022学年高二下学期7月月考文科数学试题(已下线)专题39 圆锥曲线中的定点、定值问题-2新疆生产建设兵团第二师华山中学2023届高三上学期(提高、实验段)第三次月考数学(理)试题
名校
解题方法
3 . 椭圆
:
的焦点
,
是等轴双曲线
:
的顶点,若椭圆
与双曲线
的一个交点是P,
的周长为
.
(1)求椭圆
的标准方程;
(2)过点
任作一动直线
交椭圆
与
两点,记
,若在直线
上取一点
,使得
,试判断当直线
运动时,点
是否在某一定直线上运动?若是,求出该直线的方程;若不是,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.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/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28bf5b6dc0c77f6415940756380933f7.png)
![](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/33d776753746914c2410a3946c357f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1734bef717187708351c1be3bd035071.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c397129dacf0871ab2db37e60560f4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae6f48b9a53c0155a692509cf31f7e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697063c43aab7da0c217d2ed1172bac6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ffd2ff2036eddcdee3aa1c14f7a7e77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
您最近一年使用:0次
2022-04-19更新
|
2270次组卷
|
5卷引用:3.2.2 双曲线的几何性质(一)(同步练习提高篇)
3.2.2 双曲线的几何性质(一)(同步练习提高篇)安徽省六安市舒城中学2022届高三下学期一模理科数学试题(已下线)回归教材重难点04 圆锥曲线-【查漏补缺】2022年高考数学(理)三轮冲刺过关(已下线)专题12 定比点差法及其应用 微点3 定比点差法综合应用(二)——解决范围、最值、探索型以及存在性问题(已下线)第10讲 高考难点突破二:圆锥曲线的综合问题(定值问题) (精讲)
名校
解题方法
4 . 已知椭圆
:
(
)的左右焦点分别为
,
,
分别为左右顶点,直线
:
与椭圆
交于
两点,当
时,
是椭圆的上顶点,且
的周长为
.
(1)求椭圆
的方程;
(2)设直线
交于点
,证明:点
在定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5076829e649b3f3866d4a7e07a5713e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697c20fca284394bf5d5b9e5f6d952e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4231e4ff37aeb09d25d7cfd3f59cd7a.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/3949ed84c7cc1bcd74a3b17ec3b77ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd8065fd9fe33e0b71d5933909f5c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e4d7503a7d57ba242ad4e05c7006a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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2022-01-22更新
|
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|
9卷引用:3.1椭圆B卷
(已下线)3.1椭圆B卷椭圆的综合问题甘肃省张掖市2021-2022学年高三上学期期末数学(理)试题(已下线)专题07 解析几何(数学思想与方法)-备战2022年高考数学二轮复习重难考点专项突破训练(全国通用)河南省温县第一高级中学2021-2022学年高三下学期3月月考理科数学试题河南省顶尖名校2021-2022学年高三下学期第二次素养调研理科数学试题(已下线)三轮冲刺卷03-【赢在高考·黄金20卷】备战2022年高考数学(文)模拟卷(全国卷专用)(已下线)第29节 椭圆安徽省滁州市定远县育才学校2021-2022学年高三上学期期末考试数学(理)试题
解题方法
5 . 已知椭圆
,双曲线
,设椭圆
与双曲线
有相同的焦点,点
,
分别为椭圆
与双曲线
在第一、二象限的交点.
(1)求椭圆
的标准方程;
(2)设直线
与
轴相交于点
,过点
作直线交椭圆
于
,
两点(不同于
,
),求证:直线
与直线
的交点
在一定直线上运动,并求出该直线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0fe9059acc47d2447576e1260c4622.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/154330ed83f84360ccd0c2c59973f674.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70d2434ee56e28be2c28d278e4a53e99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c493c860dba2c861a596db8059a5a96c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb6ede9761b5b90f8dc137708e1ee90f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
您最近一年使用:0次
2021-08-04更新
|
781次组卷
|
5卷引用: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)
(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)河南省许昌市2020-2021学年高二下学期期末数学(理)试题(已下线)第3章 圆锥曲线与方程 单元综合检测(能力提升)(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 双曲线的标准方程-2021-2022学年高二数学同步培优训练系列(苏教版2019选择性必修第一册) 云南省昆明市第二十四中学2023届高三下学期教学质量第二次监测数学(理)试题
名校
解题方法
6 . 设椭圆
方程为
,椭圆
的短轴长为2,离心率为
.
(1)求椭圆
的方程;
(2)设
分别为椭圆
的左、右顶点,过定点
的直线与椭圆
交于
两点,证明:直线
,
的交点在定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/077855b1492bf35aac52f358e5e093ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c29a7e8eea08197bf53164a560bee58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
您最近一年使用:0次
2021-07-18更新
|
1489次组卷
|
7卷引用:第2章《圆锥曲线与方程》章节复习巩固(基础练)-2021-2022学年高二数学同步训练精选新题汇编(人教A版选修2-1)
(已下线)第2章《圆锥曲线与方程》章节复习巩固(基础练)-2021-2022学年高二数学同步训练精选新题汇编(人教A版选修2-1)(已下线)3.1.1 (整合练)椭圆及其标准方程-2021-2022学年高二数学考点同步解读与训练(人教A版2019选择性必修第一册)椭圆的综合问题重庆市西南大学附属中学2020-2021学年高二下学期期末数学试题(已下线)3.1 椭圆-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)期末重难点突破专题01-【尖子生专用】2021-2022学年高二数学考点培优训练(人教A版2019选择性必修第一册)(已下线)第五篇 向量与几何 专题9 完全四点形的调和性 微点2 完全四点形的调和性综合训练
名校
解题方法
7 . 已知点
是椭圆
的右焦点,过点
的直线
交椭圆于
两点,当直线
过
的下顶点时,
的斜率为
,当直线
垂直于
的长轴时,
的面积为
.
(Ⅰ)求椭圆
的标准方程;
(Ⅱ)当
时,求直线
的方程;
(Ⅲ)若直线
上存在点
满足
成等比数列,且点
在椭圆外,证明:点
在定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98214cac757430c9d5775ad0dadb185a.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/7789a500686c7a73770404ead6af0590.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.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/25dd698d57d1cf239eb8752aecaaa4f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
(Ⅰ)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(Ⅱ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ebde58ddedcd6c53580d41dd5dbd0cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(Ⅲ)若直线
![](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/0e35b1c1dffbaccc72196ed21a0cea04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2020-05-11更新
|
1616次组卷
|
5卷引用:3.1 椭圆-2021-2022学年高二数学尖子生同步培优题典(人教A版2019选择性必修第一册)
(已下线)3.1 椭圆-2021-2022学年高二数学尖子生同步培优题典(人教A版2019选择性必修第一册)2020届天津市南开区高考一模数学试题江苏省扬州中学2020-2021学年高二上学期期中数学试题黑龙江省哈尔滨市第九中学2020-2021学年度高二上学期期末考试数学(文)试题(已下线)高二上学期期末综合测试一+(B卷提升卷)-2020-2021学年高二数学上学期同步单元AB卷(苏教版,新课改地区专用)
名校
8 . 设椭圆
的离心率为
,直线
过椭圆的右焦点
,与椭圆交于点
;若
垂直于
轴,则
.
(1)求椭圆的方程;
(2)椭圆的左右顶点分别为
,直线
与直线
交于点
.求证:点
在定直线上.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6670479a0083dd2dfd5ad55b47b1ab6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cbdd945cdadb7dca0d281d791374573.png)
(1)求椭圆的方程;
(2)椭圆的左右顶点分别为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663368000ac90f582d12675aa2d1e832.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9399c9a2a31b0e3165aea2d6ccc4f7c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b06b75fb4e379ff3b99e68f40136cad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
2020-01-28更新
|
922次组卷
|
7卷引用:苏教版(2019) 选修第一册 一蹴而就 第3章 微专题集训三 直线与椭圆的位置关系
名校
解题方法
9 . 已知椭圆
的短轴长为
,离心率为
.
(1)求椭圆
的标准方程;
(2)设椭圆
的左,右焦点分别为
,
左,右顶点分别为
,
,点
,
,为椭圆
上位于
轴上方的两点,且
,记直线
,
的斜率分别为
,
,若
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/014fb9d469a4b0b8a907ac416ad13585.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e67bee78e4e358531389b3aad07e70bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb84f6fbac102ccf326b2223d69cb7cc.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a09a8ac969e5cec3be6abf4ff44c692e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce6758b8b074d33ea9e82818593656e1.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/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52bf9ef0c73a02ae8e00a1cf2bc3a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1165830b314a0dab65ea267e82bd3f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07377d977ef6a8f518b3004564544e5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f375dc5addedc5f9fbb72d566939c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/731f980ccb6f902d460d0ea2920bfe2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50966bb96e1a1f8fab767dd136f4d504.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f00f1a1dd489cffe5096baa06bb77b0c.png)
您最近一年使用:0次
2019-04-14更新
|
2113次组卷
|
9卷引用:人教A版(2019) 选择性必修第一册 必杀技 第三章 圆锥曲线的方程 专题4 直线与圆锥曲线的综合问题
人教A版(2019) 选择性必修第一册 必杀技 第三章 圆锥曲线的方程 专题4 直线与圆锥曲线的综合问题【市级联考】四川省成都市2019届高三毕业班第二次诊断性检测数学(理)试题天津市河北区2020届高考二模数学试题天津市(芦台一中、静海一中、蓟州一中等)六校2020-2021学年高二上学期期中联考数学试题四川省成都市第七中学2023-2024学年高三上学期期末考试文科数学试卷四川省成都市第七中学2024届高三上学期期末数学(理)试题四川省宜宾市兴文第二中学校2024届高三上学期期末数学(文)试题四川省兴文第二中学校2023-2024学年高三上学期2月期末理科数学试题四川省泸州市古蔺县蔺阳中学校2024届高三下学期二诊模拟考试理科数学试题
名校
10 . 如图,曲线
由上半椭圆
和部分抛物线
连接而成,
的公共点为
,其中
的离心率为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/6/3/644075a5-d5bb-4b0a-b725-27c3630524b2.png?resizew=163)
(Ⅰ)求
的值;
(Ⅱ)过点
的直线
与
分别交于
(均异于点
),若
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0f619f9952a6b29614bfaa63ca0018e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8090a3463085999b5314b61c42efa047.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b095dae4b5d339d340cb6e06b33ad5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e9feabc99f62ee569b460e61526e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/6/3/644075a5-d5bb-4b0a-b725-27c3630524b2.png?resizew=163)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
(Ⅱ)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e9feabc99f62ee569b460e61526e2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70e8b17a7840ae7b75590da92fa0965b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2016-12-03更新
|
2432次组卷
|
12卷引用:2023版 北师大版(2019) 选修第一册 名师精选卷 第九单元 直线与圆锥曲线的位置关系
2023版 北师大版(2019) 选修第一册 名师精选卷 第九单元 直线与圆锥曲线的位置关系2016届广东省惠州市高三第一次调研考试数学理试卷12016届广东省惠州市高三第一次调研考试数学理试卷2河南省息县第一高级中学2017届高三下学期第三次适应性测试数学(理)试题贵州省思南中学2016-2017学年高二下学期期末考试数学(理)试题安徽省合肥庐阳高级中学2017-2018学年高二(上)期末考试理科数学试题福建省厦门一中2019-2020学年高二上学期10月月考数学试题四川省攀枝花市第十五中学2019-2020学年高二上学期第一次月考数学理科试卷(已下线)专题28 抛物线-十年(2011-2020)高考真题数学分项(已下线)考点30 直线与圆锥曲线-2021年新高考数学一轮复习考点扫描高中数学解题兵法 第八十八讲 重在构造、移花接木(已下线)专题24 解析几何解答题(理科)-3