名校
解题方法
1 . 设椭圆
的左顶点为
、中心为
,若椭圆
过点
,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/10/4f60088a-4964-4bbc-9d54-9150a56a1b56.png?resizew=162)
(1)求椭圆
的方程;
(2)若
的顶点
也在椭圆
上,试求
面积的最大值;
(3)过点
作两条斜率分别为
,
的直线交椭圆
于
,
两点,且
,求证:直线
恒过一个定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c6162828793e697cb1ad643b287c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](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/c52b2d124d1c3bd4f865e7b653ad5c4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51b60904605063a129c9dcfaffb320e5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/10/4f60088a-4964-4bbc-9d54-9150a56a1b56.png?resizew=162)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9763846b1131e1e3e2d741ad95d5bb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9763846b1131e1e3e2d741ad95d5bb0.png)
(3)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46b728c0e69820cdcd839e67ffdb1014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
您最近一年使用:0次
2020-09-23更新
|
1459次组卷
|
7卷引用:2017届上海市黄浦区高三4月高考模拟数学试卷
名校
2 . 如图,以椭圆
(
)的右焦点
为圆心,
为半径作圆
(其中
为已知椭圆的半焦距),过椭圆上一点
作此圆的切线,切点为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/7/9f0588f8-cee1-4c11-9303-4d18fe210abe.png?resizew=225)
(1)若
,
为椭圆的右顶点,求切线长
;
(2)设圆
与
轴的右交点为
,过点
作斜率为
(
)的直线
与椭圆相交于
、
两点,若
恒成立,且
.求:
(ⅰ)
的取值范围;
(ⅱ)直线
被圆
所截得弦长的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dae6629e0dbf18af625cb804874afb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d33da711e50e96568facb18cef27165.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b66865276c9d141213df6858413bd41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/7/9f0588f8-cee1-4c11-9303-4d18fe210abe.png?resizew=225)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64d2aeafeb855549e51fa69e2c2a11c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b94a5e8840c1ccaa188076ecfcaa418.png)
(2)设圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](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/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f0d68648b10fce54dfc19c5ee60086d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/2225d130d3e7579c3287e66d39984323.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
(ⅰ)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
(ⅱ)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
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3 . 已知椭圆M的方程是
,直线
与椭圆M交于A、B两点,且椭圆M上存在点
满足
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271e595c257e4c0ade90a9bbbf0e6b0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54479885d4ab2f717d2e97718da04b43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b27fc47af52759972bdf52acc06959a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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4 . 已知椭圆E的方程为
右焦点为
,直线
的倾斜角为
直线
与圆
相切于点Q,且点Q在
轴右侧,设直线
交椭圆E于两个不同点A、B.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/3/41cf9755-2f1a-48ae-aaf3-d5d68fd49c67.png?resizew=191)
(1)求直线
的方程;
(2)求△ABF的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/412e1cd1477909974e6db5a8841e6758.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/8727480c1bee756b95cece8f18527cac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49137970108f50350a3211aa0281faaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/3/41cf9755-2f1a-48ae-aaf3-d5d68fd49c67.png?resizew=191)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)求△ABF的面积.
您最近一年使用:0次
2019-11-09更新
|
1535次组卷
|
3卷引用:上海市向明中学2018-2019学年高二下学期期中数学试题
上海市向明中学2018-2019学年高二下学期期中数学试题湖北省武汉市新洲区第三中学2020-2021学年高二上学期10月月考数学试题(已下线)重难点01:直线与椭圆的位置关系(分层练习)-2023-2024学年高二数学同步精品课堂(北师大版2019选择性必修第一册)
名校
5 . 给定椭圆
,称圆心在坐标原点
,半径为
的圆是椭圆
的“伴椭圆”,若椭圆
右焦点坐标为
,且过点
.
(1)求椭圆
的“伴椭圆”方程;
(2)在椭圆
的“伴椭圆”上取一点
,过该点作椭圆的两条切线
、
,证明:两线垂直;
(3)在双曲线
上找一点
作椭圆
的两条切线,分别交于切点
、
使得
,求满足条件的所有点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da001dad7941e6c9858637d7b62cec59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b707fdf035eb2fb4467958893c60381f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a904c923ca5efc55a8a158e74ae4b0b.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)在椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0210da9839dce53ae6f0533764d24ea3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
(3)在双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a218602e8e3a52f74f760059aa7014.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1b136c779c2f9b8ee572b459746b5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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6 . 已知椭圆
的焦点和上顶点分别为
我们称
为椭圆C的“特征三角形”,如果两个椭圆的特征三角形是相似三角形,那么称这两个椭圆为“相似椭圆”,且特征三角形的相似比即为相似椭圆的相似比,已知椭圆
的一个焦点为
且椭圆上的任意一点到两焦点的距离之和为4.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/12/16852837-b77a-47b6-b112-3715969a8dee.png?resizew=160)
(1)若椭圆
与椭圆
相似,且相似比为2,求椭圆
的方程;
(2)如图,直线
与两个“相似椭圆”
和
分别交于点A、B和点C、D,证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95b226cf7231f4612656f11a2c51a300.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d359da6dc81ee275c271e23e3cff2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3824d9d42a2bd926fbd8f99a2c37eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99cd361ce118bca96a731b241a9c587d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/015fd3d7ef6a2bdd35559448b4291394.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/12/16852837-b77a-47b6-b112-3715969a8dee.png?resizew=160)
(1)若椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
(2)如图,直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceb69ac6dff5d3ee033172ac3f82c246.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e260568f9780193ef27fb84e3efa39.png)
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7 . 已知椭圆:
的左、右点分别为
点
在椭圆上,且![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5de8b06bb56050c0b063c1cac74b85.png)
(1)求椭圆
的方程;
(2)过点(1,0)作斜率为
的直线
交椭圆
于M、N两点,若
求直线
的方程;
(3)点P、Q为椭圆上的两个动点,
为坐标原点,若直线
的斜率之积为
求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e31a3d0d39c91ad459865a4a9949fa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e811703a9018e3ba06c1b80b998584c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b248768fc289c31c6212ea3fcf5094be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5de8b06bb56050c0b063c1cac74b85.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
(2)过点(1,0)作斜率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcb08401a98d8aaa79c9ce9a87b2afa0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(3)点P、Q为椭圆上的两个动点,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ae22fefcd22e8e61d8c05ca3b056d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bac3a07939e0a7c86c017fa033176e81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5f6c5fd93aed88bec58002a20ea2e90.png)
您最近一年使用:0次
2019-08-16更新
|
918次组卷
|
2卷引用:上海市敬业中学2018-2019学年第二学期高三第三次模拟考试数学试卷
名校
8 . 在平面直角坐标系
中,点
到两点
、
的距离之和等于
,设点
的轨迹为
,斜率为
的直线
过点
,且与轨迹
交于
、
两点.
(1)写出轨迹
的方程;
(2)如果
,求
的值;
(3)是否存在直线
,使得在直线
上存在点
,满足
为等边三角形?若存在,求出直线
的方程;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd243fab0af865af67a2ab817e909cf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b10e8abf8690e4b129466ddb918bcc94.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/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.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)
(1)写出轨迹
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69c559671a60d864715ed73729020f0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(3)是否存在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55aa0a20848c37c1892c567b2315e04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4201d3bead2e48cc80052b1418f23db9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
名校
9 . 如图,两条相交线段
、
的四个端点都在椭圆
上,其中直线
的方程为
,直线
的方程为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/b6c82bf7-9402-4f5f-ba25-b1878bb665e0.png?resizew=193)
(1)若
,
,求
的值;
(2)探究:是否存在常数
,当
变化时,恒有
?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36d71f015144ffaf1faec94a259b4a06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4fbacf44a635fd20bee87f530c9d859.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/b6c82bf7-9402-4f5f-ba25-b1878bb665e0.png?resizew=193)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfd09fb9482124fd35f19b86894648f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d04e1e2af34a899cb6d92a5046cb767f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)探究:是否存在常数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d04e1e2af34a899cb6d92a5046cb767f.png)
您最近一年使用:0次
2019-11-13更新
|
532次组卷
|
2卷引用:上海市格致中学2018-2019学年高三上学期第一次月考数学试题
名校
10 . 已知椭圆
的中心为原点
,长轴在
轴上,左顶点为
,上、下焦点分别为
,线段
的中点分别为
,且
是斜边长为
的直角三角形.
(1)若点
在椭圆
上,且
为锐角,求
的取值范围;
(2)过点
作直线交椭圆
于点
,且
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/787e048d8e5402c223678e39d11b121c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04d468be20b4d43f5de75416de20e8ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/871bb000eebe1c599b1f8dc07988f983.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d259822ab64b8626f3893b8432673358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e22a3c7e465a61e9849dd223261be47c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bd6112cb725b49eed2d7d63054e95c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
您最近一年使用:0次
2019-11-07更新
|
283次组卷
|
3卷引用:上海市黄埔区大境中学2018-2019学年高二上学期期末数学试题