1 . 如图,在平面直角坐标系
中,
两点分别为椭圆
的右顶点和上顶点,且
,椭圆上的点到直线
的距离的最大值为6.
(1)求椭圆的标准方程;
(2)过点
的直线交椭圆于另一点
,交直线
于点
,且以
为直径的圆经过原点,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba56b41fe702d9b6433e4d01e48d69a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/495bb3e5a3a9d35f5c9f0cf1f5d51876.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/15/a6bbec9c-bf62-4990-ac2a-e9fc76f8bcd8.png?resizew=192)
(1)求椭圆的标准方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.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/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
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名校
解题方法
2 . 已知椭圆
的离心率为
,直线
恒过椭圆
的右焦点
.
(1)求椭圆
的方程;
(2)设直线
与椭圆
交于
两点,在
轴上是否存在定点
,使得当
变化时,总有直线
的斜率
和直线
的斜率
满足
?若存在,求出
点的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7e5578ca83f5bd5c285994061b9c015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c30cbd906136ce53c729d91f7c83a28.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9626bd07f966ea26a51dcd8ceba04ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf32f4d595c02a8c0f7cc5f8fd0c931.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39978841bdbe3d4d968557f8048f223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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3卷引用:陕西省渭南市韩城市2020-2021学年高二上学期期末理科数学试题
名校
3 . 已知抛物线
的焦点为椭圆
的右焦点,且椭圆
过点
.
(1)求椭圆
的标准方程;
(2)若与直线
为坐标原点)平行的直线交椭圆
于
两点,且
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d240906e39056989089033c22dc04afa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/180055800fbdcb401665c729c181a802.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/255bce94da293b346c108b46c4a0d1db.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)若与直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ddd1489c2165894bc107b9c188d9ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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3卷引用:陕西省榆林市神木中学2021届高三一模理科数学试题
陕西省榆林市神木中学2021届高三一模理科数学试题陕西咸阳市咸阳中学2024届高三上学期第一次质量检测数学(理)试题(已下线)第三章 圆锥曲线的方程 章末测试(提升)-2023-2024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)
解题方法
4 . 已知椭圆
的右顶点为
,上顶点为
,左、右焦点分别为
为原点,且
,过点
作斜率为
的直线
与椭圆
交于另一点
,交
轴于点
.
(1)求椭圆
的方程;
(2)设
为
的中点,在
轴上是否存在定点
,对于任意的
都有
?若存在,求出定点
的坐标;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448c0a5ee776d19ce8e42ac9a5fd27c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7dd2722e9cb4052fedd9b78dcf014b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b68d521e5a49f4e9d9d9e59cbf407280.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2799abb64fd7bfce9dfa7228aa460564.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/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bbb3f7e8ea021b4adb7f430daa7fadd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2799abb64fd7bfce9dfa7228aa460564.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae0297c11050f2e39f82bb2cdf810d4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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5卷引用:陕西省西安市阎良区2020-2021学年高二上学期期末理科数学试题
陕西省西安市阎良区2020-2021学年高二上学期期末理科数学试题陕西省渭南市华阴市2020-2021学年高二上学期期末理科数学试题陕西省延安市宝塔区第四中学2020-2021学年高二上学期期末理科数学试题(已下线)第三章 圆锥曲线的方程 章末测试(提升)-2023-2024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)江西省上饶市广丰区南山中学2023-2024学年高二上学期期末模拟数学试题
5 . 已知
、
是椭圆
的左、右焦点,点
在椭圆
上,且
.
(1)求椭圆
的方程;
(2)已知
,
两点的坐标分别是
,
,若过点
的直线
与椭圆
交于
,
两点,且以
为直径的圆过点
,求出直线
的所有方程.
![](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/1e2a98ce88160ceddeeae82fc0f70891.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddd0153ac49867848d3919bb68fb200f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f434c9d1e243f90bd9c5eac037017802.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知
![](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/64ee2777e92c290aafca23f4e290427b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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5卷引用:陕西省榆林市靖、府、绥、米四校2022-2023学年高二下学期第一次联考文科数学试题
陕西省榆林市靖、府、绥、米四校2022-2023学年高二下学期第一次联考文科数学试题河南省洛阳市强基联盟2022-2023学年高二下学期7月月考数学试题重庆市2024届高三上学期入学调研数学试题(已下线)第02讲 3.1.2椭圆的简单几何性质(2)(已下线)重难点突破15 圆锥曲线中的圆问题(四大题型)
22-23高二下·上海虹口·期末
6 . 已知椭圆
:
的左、右焦点为
,
,点
是椭圆
的上顶点,经过
的直线
交椭圆
于
,
两个不同的点.
(1)求点
到直线
的距离;
(2)若直线
的斜率为
,且
,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6e298293515d3c5d8343b668fe8541d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/234966ff2e285995cfff106ffd608862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f8f4b9801bfe085794e3d1694fa6aa7.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f80ecb6b5d5eca464b3f099513c08fc5.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ba5f105aedd0446ce6497bce766712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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7 . 已知椭圆
的左右顶点分别为
,右焦点为
,已知
.
(1)求椭圆的方程和离心率;
(2)点
在椭圆上(异于椭圆的顶点),直线
交
轴于点
,若三角形
的面积是三角形
面积的二倍,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4329a73af3c22a81243aba7ac1d4d31b.png)
(1)求椭圆的方程和离心率;
(2)点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc48974114e23f5a801843710c7ae21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1253885737cd104e24ddd2d4c96e4c86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77abdf34bf7732295f94937e8f0ce690.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc48974114e23f5a801843710c7ae21.png)
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|
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27卷引用:陕西省渭南市富平中学2024届高三上学期开学摸底考试理科数学试题
陕西省渭南市富平中学2024届高三上学期开学摸底考试理科数学试题2023年天津高考数学真题专题07平面解析几何(成品)(已下线)2023年天津高考数学真题变式题16-20(已下线)第20讲 椭圆的简单几何性质10种常见考法归类(3)(已下线)专题3.8 圆锥曲线中的面积问题大题专项训练【六大题型】-2023-2024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)江苏省徐州市邳州市新世纪学校2024届高三上学期统练1数学试题重庆市第八中学校2023-2024学年高二上学期定时检测(四)数学试题(已下线)考点14 直线与圆锥曲线相交问题 2024届高考数学考点总动员(已下线)重难点突破07 圆锥曲线三角形面积与四边形面积题型全归类(七大题型)(已下线)第08讲 直线与圆锥曲线的位置关系(练习)北京市海淀区北京理工大附中高三上学期12月练习数学试题天津市第九十五中学益中学校2023-2024学年高二上学期12月月考数学试题天津市蓟州区第一中学2024届高三上学期第三次学情调研数学试题湖南省株洲市第二中学2022届高三下学期期中数学试题(已下线)第4讲: 圆锥曲线几何性质【练】(已下线)专题18 圆锥曲线高频压轴解答题(16大核心考点)(讲义)-1(已下线)专题08 圆锥曲线 第一讲 圆锥曲线的方程与性质(分层练)(已下线)专题8.2 椭圆综合【九大题型】(已下线)重难点14 圆锥曲线必考压轴解答题全归类【十一大题型】(举一反三)(新高考专用)-2重庆市杨家坪中学2023-2024学年高二下学期第一次月考数学试题(已下线)专题24 解析几何解答题(文科)-1(已下线)专题24 解析几何解答题(理科)-1专题08平面解析几何专题09平面解析几何(第一部分)(已下线)三年天津专题08平面解析几何(已下线)五年天津专题08平面解析几何
解题方法
8 . 已知椭圆
的离心率为
,椭圆C截直线
所得线段的长度为2.
(1)求椭圆C的方程
(2)动直线
交椭圆C于A,B两点,交y轴于点M,D为线段AB的中点,点N是M关于O的对称点,以N点为圆心的圆过原点O,直线DF与⊙N相切于点F,求
的最大值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d324b8cc99df14a6418e7d0f7b7d7436.png)
(1)求椭圆C的方程
(2)动直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f44c9010af5e7b8c487b125dd053d35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f63044b19282e7b6d1897cb87773711.png)
您最近一年使用:0次
2023-05-31更新
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529次组卷
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3卷引用:陕西省咸阳市西北农林科技大学附中2023-2024学年高二上学期期末模拟数学试题
名校
解题方法
9 . 已知椭圆C:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
的焦距为
,
,
分别为C的左,右焦点,过
的直线l与椭圆C交于M,N两点,
的周长为8.
(1)求椭圆C的标准方程;
(2)过点
且斜率不为零的直线与椭圆C交于E,H两点,试问:在x轴上是否存在一个定点T,使得
.若存在,求出定点T的坐标;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/434249d6640b0c1a712d215cf8b83d5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.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/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4b5c81ee16e93e9822c4dc54c362cb3.png)
(1)求椭圆C的标准方程;
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa77e019204efd90ea6e733420eceef6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99afbcce6b669dc7f30b5da7401c7bc5.png)
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2023-05-03更新
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4卷引用:陕西省榆林市第一中学2024届高三第一次模拟考试数学(文科)试题
名校
解题方法
10 . 已知椭圆
的左,右焦点分别为
,
,离心率为
,M为椭圆C上的一个动点,且点M到右焦点
距离的最大值为
.
(1)求椭圆C的方程;
(2)已知过点
的直线l交椭圆C于A,B两点,当
的面积最大时,求此时直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.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/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab46ea0cba2d06283fae3d864a2329e0.png)
(1)求椭圆C的方程;
(2)已知过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47ff8a5886e42095da57422c8777c10d.png)
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2023-05-01更新
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7卷引用:陕西省咸阳市2023届高三三模文科数学试题