名校
解题方法
1 . 已知椭圆
的焦距为
,点
在椭圆
上.
(1)求椭圆
的标准方程;
(2)设直线
与椭圆
交于
、
两点,
为坐标原点,求
面积的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/216c709a624a0c7945af2e8949acc719.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/091b43a8abc57a695a37c2884845c6d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6767830cc1811f0f4ea5a008fdc7e723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25dd698d57d1cf239eb8752aecaaa4f4.png)
您最近一年使用:0次
2021-08-07更新
|
680次组卷
|
5卷引用:安徽省六安市皖西中学2021-2022学年高二上学期期末数学试题
安徽省六安市皖西中学2021-2022学年高二上学期期末数学试题陕西省安康市2020-2021学年高二下学期期末文科数学试题陕西省安康市2020-2021学年高二下学期期末理科数学试题河南省郑州市第九中学2022-2023学年高二上学期期末数学试题(已下线)专题05 《圆锥曲线与方程》中的压轴题(1)-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)
名校
解题方法
2 . 已知椭圆
,若在
,
,
,
四个点中有3个在
上.
(1)求椭圆
的方程;
(2)若点
与点
是椭圆
上关于原点对称的两个点,且
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87cf6cca367ce2afd96d7d951f9587e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d520ab5ab59d374c898428c27ba46e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f1721aa6b62fc4c68cb7161f2658117.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee252d442a522ca5cf6bf3277ddd590f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若点
![](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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e24f172a287592897ea4378a2ad29013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/660d411077d7809d006fb3d534314ca1.png)
您最近一年使用:0次
2019-09-19更新
|
761次组卷
|
2卷引用:安徽省三校2018-2019学年高二(下)期末数学(理)试题(六安二中、霍邱一中、金寨一中)