1 . 如图,已知椭圆:
,过抛物线
:
的焦点F的直线交抛物线于M,N两点,连接NO,MO并延长分别交
于A、B两点,连接AB,
与
的面积分别记为
、
,则在下列结论中正确的为( )
A.若记直线NO,MO的斜率分别为![]() ![]() ![]() |
B.![]() ![]() |
C.设 ![]() ![]() |
D.![]() |
您最近一年使用:0次
2 . 已知圆:
,圆
:
,动圆
与圆
外切于点
,与圆
内切于点
圆心
的轨迹记为曲线
,则( )
A.![]() ![]() |
B.![]() ![]() |
C.![]() |
D.曲线![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
3 .
为椭圆
上一点,
为
的左、右焦点,延长
,
交
于A,B两点、在
中,记
,
,若
,则下列说法中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e31f17d3eae2f76500ee2e8f955865.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0739793f234f8e86adc6177801ae7295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33d776753746914c2410a3946c357f35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44693396245ef7175cd2395bb2c3d95a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/076f439c37c1c6fce8b2c7d10f3693ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa4a3c7847e08eabac3be71b628dbfea.png)
A.![]() ![]() |
B.![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.![]() |
您最近一年使用:0次
解题方法
4 . 已知椭圆
的左、右焦点分别为
,
,左、右顶点分别为A,B,上顶点为D,P是E上异于A,B的一个动点,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7e5578ca83f5bd5c285994061b9c015.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/cb5b2341a3052a7afab18ac0309269c2.png)
A.E的离心率为![]() | B.直线PA与PB的斜率之积为![]() |
C.满足![]() | D.![]() |
您最近一年使用:0次
2024-02-21更新
|
289次组卷
|
2卷引用:安徽省部分学校2023-2024学年高三下学期春季阶段性检测数学试题
5 . 已知椭圆
,直线
过椭圆的左焦点
交椭圆于
两点,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e52586ca2a3b783bc8092415e2d4bf6d.png)
A.![]() ![]() |
B.以![]() ![]() |
C.若![]() ![]() ![]() |
D.若弦![]() ![]() ![]() ![]() |
您最近一年使用:0次
名校
解题方法
6 . 已知椭圆
上有不同两点
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b747db7eaf469c6d1607e4b0d028299f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14436636ec6a7aec09cb63cecf6e970d.png)
A.若![]() ![]() ![]() |
B.![]() ![]() ![]() |
C.若![]() ![]() |
D.![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024-02-04更新
|
1163次组卷
|
3卷引用:辽宁省五校联考2023-2024学年高二上学期1月期末数学试题
7 . 法国数学家加斯帕尔•蒙日是19世纪著名的几何学家,他创立了画法几何学,推动了空间解析几何学的独立发展,奠定了空间微分几何学的宽厚基础.根据他的研究成果,我们定义椭圆
的“蒙日圆”的方程为
,已知椭圆
的长轴长为4,离心率为
为蒙日圆上任一点,则以下说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833bf16f0161259e9d973dbdd5c6b18c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbfd06b8c475627f3e15a7283cb6a7cf.png)
A.过点![]() ![]() ![]() ![]() |
B.过点![]() ![]() ![]() ![]() |
C.过点![]() ![]() ![]() ![]() |
D.过点![]() ![]() ![]() ![]() |
您最近一年使用:0次
8 . 已知椭圆
左焦点
,左顶点
,经过
的直线
交椭圆于
两点(点
在第一象限),则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e0b4bbfa0ed04cd3c2454d99d64e29c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
A.若![]() ![]() ![]() |
B.![]() ![]() |
C.以![]() ![]() |
D.若直线![]() ![]() ![]() |
您最近一年使用:0次
2024-01-16更新
|
716次组卷
|
3卷引用:辽宁省大连市2024届高三上学期双基测试数学试题
9 . 如图,已知椭圆
:
,过抛物线
:
的焦点F的直线交抛物线于M,N两点,连接NO,MO并延长分别交
于A、B两点,连接AB,
与
的面积分别记为
、
,则在下列结论中正确的为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/4/cf3bda55-1cc7-4642-98d0-8a77e4b74078.png?resizew=178)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82e7d9f4f7ace849e09e9adcb786b7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25dd698d57d1cf239eb8752aecaaa4f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46e07f90e126b62cace1bb0de0041d77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a711bf44ed64556c72fbb0e7f42c27f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/4/cf3bda55-1cc7-4642-98d0-8a77e4b74078.png?resizew=178)
A.若记直线NO,MO的斜率分别为 ![]() ![]() ![]() |
B.![]() ![]() |
C.设 ![]() ![]() |
D.![]() |
您最近一年使用:0次
解题方法
10 . 已知椭圆
的左、右焦点分别为
、
,上顶点为
,离心率为
,若
、
为
上关于原点对称的两点,则( )
![](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/ceb0ef5e6c3771175aff1b8fc9e17110.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.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)
A.![]() ![]() |
B.![]() |
C.![]() |
D.四边形![]() ![]() |
您最近一年使用:0次