1 . 设
是椭圆
的两个焦点,
在椭圆上,且满足
,则
的面积是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b799737e84f54908b8700fbaf1f96a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ec15606e83f0193fae69964aaec745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc5c19ac440746be97d8b46af5d288a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d4eb3644cd1ccf7c16ea9a3be1f652b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccb0492e342650ba085131c3012eaaa3.png)
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2018-01-21更新
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1739次组卷
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4卷引用:西藏自治区拉萨市拉萨那曲第二高级中学2018-2019学年高二上学期期末数学试题