名校
解题方法
1 . 已知椭圆
的右焦点为
,点
在椭圆
上.
(1)求椭圆
的方程;
(2)过点
且斜率大于
的直线
与椭圆
相交于不同的两点
和
,直线
、
分别交
轴于
、
两点,记
、
的面积分别为
、
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef6b94e42869013745050aba059b58dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77d0ad17b2a31609477615424d2c58ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5516da98949f4528c7399e4274c34482.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38b6c9d7a8561a43bad7fb09c0ddc4c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c95b6be4554f03bf496092f1acdfbb89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.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/892909e49156f7dcc0650fcd65243877.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c8ffe24cf9f327aeb241225ab15ab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/7dc2a47750d93b4faed6d66cea09f671.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a466898fbc4d2f5d89cdddd0feabb25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db7caffa285fbdbb51a0373b3654486c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6801133970b88d5b8340bc59f79fec0.png)
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2021-01-23更新
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5卷引用:四川省成都市蓉城名校联盟2020-2021学年高二上学期期末联考理科数学试题