解题方法
1 . 已知椭圆
的离心率为
,
,
是C的左、右焦点,P是C上在第一象限内的一点,
关于直线
对称的点为M,
关于直线
对称的点为N.
(1)证明:
;
(2)设A,B分别为C的右顶点和上顶点,直线
与椭圆C相交于E,F两点,求四边形AEBF面积的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f88443cd69c1bd4462555de2713359cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.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/0739793f234f8e86adc6177801ae7295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ac86e1c253297a377e14fb9a1689be8.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff50d3be2e04123f7607c4d9bd31c3c.png)
(2)设A,B分别为C的右顶点和上顶点,直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/082990da1f11a1a7be4fc3935c0d526e.png)
您最近一年使用:0次
2022-01-03更新
|
298次组卷
|
3卷引用:安徽省滁州市全椒县第八中学2022届高三下学期调研卷理科数学试题(一)