名校
解题方法
1 . 已知F为椭圆
的左焦点,直线
与椭圆C交于A、B两点,
,垂足为E,BE与椭圆C的另一个交点为P,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69daca955a565fa537347dd0d93783f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ca8b6ac96dfe0046b7ca1745176ca22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22c6788c48b7a1906fc970c267ac0501.png)
A.![]() | B.![]() ![]() |
C.直线BE的斜率为![]() | D.![]() |
您最近一年使用:0次
2022-01-25更新
|
1637次组卷
|
7卷引用:山东省威海市第二中学2020-2021学年高二上学期期末数学试题
名校
解题方法
2 . 已知点
为椭圆
(
)的左焦点,过原点
的直线
交椭圆于
,
两点,点
是椭圆上异于
,
的一点,直线
,
分别为
,
,椭圆的离心率为
,若
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d72a07a4e5acfc140a3cea1f26b951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/ac047e91852b91af639feec23a9598b2.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/438f34bc8b04e8c494b91306ac6fe352.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2dca049735b45fb9b2533c68605eddc.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/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b681e77a9c5c38069ab78e7047a033.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/463cc471357919a1bf83f588660449d0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-07-03更新
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3056次组卷
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6卷引用:全国新高考2021届高三综合能力测试模拟信息卷数学试题(二)
全国新高考2021届高三综合能力测试模拟信息卷数学试题(二)浙江省宁波市北仑中学2021-2022学年高二上学期期中数学试题江苏省扬州大学附属中学2021-2022学年高二上学期期中数学试题浙江省台州市书生中学2021-2022学年高二上学期第二次月考数学试题(已下线)3.1 椭圆的几何性质-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) (已下线)专题4.2 第一、二、三章(空间向量与立体几何、直线和圆的方程、圆锥曲线的方程)阶段检测(易)
3 . 已知曲线
上的点
满足方程
,则下列结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33db86a633247b175b2444bce2f365ad.png)
A.当![]() ![]() ![]() |
B.当![]() ![]() ![]() |
C.曲线![]() ![]() ![]() ![]() |
D.若平行于![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2021-05-06更新
|
984次组卷
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3卷引用:河北省保定市2021届高三一模数学试题
4 . 如图,已知椭圆
的左、右顶点分别是
,上顶点为
,在椭圆上任取一点
,连结
交直线
于点
,连结
交
于点
(
是坐标原点),则下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/2020/12/21/2618873281167360/2624661278400512/STEM/2eca730b-76c3-46cd-8be8-db4bb17cc05a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d80b861ba40387cb2bcd04945f5a371a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00442d96d695db2c58bf1fb7165fca94.png)
![](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/3ee8456443402a25b1e25d35ff7e1c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbb85d28f8bdeedad66fd7ec2a561455.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://img.xkw.com/dksih/QBM/2020/12/21/2618873281167360/2624661278400512/STEM/2eca730b-76c3-46cd-8be8-db4bb17cc05a.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次
2020-12-29更新
|
337次组卷
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4卷引用:考点43 直线与方程-备战2021年高考数学经典小题考前必刷(新高考地区专用)
(已下线)考点43 直线与方程-备战2021年高考数学经典小题考前必刷(新高考地区专用)福建省德化一中、漳平一中、永安一中三校协作2020-2021学年高二12月联考数学试题江苏省徐州市第一中学2023-2024学年高二上学期期中数学试题江苏省泰州市泰兴中学2023-2024学年高二上学期阶段测试(三)数学试题