1 . 已知椭圆
的上顶点
与左顶点
的距离为
,离心率为
,
为
轴上一点.
(1)求椭圆方程;
(2)连接
交椭圆于点
,过
点作
轴的垂线,交椭圆另一个点
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58a0b452fd57bbdc105589e871baa009.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/db98d5309e420e7c638deca07a5b3e52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac97e6740365c85ad857aff85cefbe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/964e47d91c761d9a8caf29cd83f891e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)求椭圆方程;
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4673ef63a8d89687b96ee09887ac3daa.png)
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名校
解题方法
2 . 已知椭圆
的离心率为
,焦距为
,过
的左焦点
的直线
与
相交于
、
两点,与直线
相交于点
.
(1)若
,求证:
;
(2)过点
作直线
的垂线
与
相交于
、
两点,与直线
相交于点
.求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a200ca2c4af794f4d1c6a5443830b5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5989c84e320b504511f23eeb6e7357.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/2a30f3a8b673cc28bd90c50cf1a35281.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/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b4acb0673d5a59e659b404375d58db5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c405a74d880bfdc6d317b5b3e755f4.png)
(2)过点
![](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/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/639c3d2ff5ee566fcc1b69c65712a661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8d50c437c19b6028afc43e9bebf7d76.png)
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2023-03-29更新
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3189次组卷
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13卷引用:四川省成都市石室中学2023-2024学年高一下学期开学考试数学(理科)试卷
四川省成都市石室中学2023-2024学年高一下学期开学考试数学(理科)试卷四川省成都市石室中学2023-2024学年高一下学期开学考试数学(文科)试卷江苏省八市(南通、泰州、扬州、徐州、淮安、连云港、宿迁、盐城)2023届高三二模数学试题(已下线)专题14圆锥曲线中的最值、范围、探索问题(已下线)江苏省八市2023届高三二模数学试题变式题17-22专题20平面解析几何(解答题)江苏省淮安市淮阴中学2023-2024学年高二上学期10月阶段练习数学试题(已下线)重难点突破17 圆锥曲线中参数范围与最值问题(八大题型)(已下线)重难点突破06 弦长问题及长度和、差、商、积问题(七大题型)-2河北省石家庄正定中学2023-2024学年高二上学期期中数学试题江苏省八市2023届高三下学期第二次调研测试数学试题江苏省南京市2023-2024学年高二上学期期末模拟数学试题四川省成都第十二中学2023届高三下学期三诊模拟考试文科数学试卷
名校
解题方法
3 . 在平面直角坐标系
中,已知椭圆
(
过点
,且离心率
.
(1)求椭圆C的方程;
(2)直线l的斜率为
,直线l与椭圆C交于A、B两点,求
的面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7d72a07a4e5acfc140a3cea1f26b951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4754fbe523ca63eba3810a3f88f37df3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5de85df85401e7e8da683ea4a784963c.png)
(1)求椭圆C的方程;
(2)直线l的斜率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2205cffebf8c4d5f81d15ed7b85c8936.png)
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2024-02-04更新
|
910次组卷
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19卷引用:河南省洛阳市偃师高级中学2022-2023学年高一下学期4月月考数学试题
河南省洛阳市偃师高级中学2022-2023学年高一下学期4月月考数学试题安徽省淮北市相山区淮北师范大学附属实验中学2019-2020学年高二上学期期末数学(文)试题宁夏石嘴山市第三中学2019-2020学年高二上学期第二次月考数学(文)试题安徽省淮北市第一中学2018-2019学年高二下学期期中数学(文)试题山西大学附中2019-2020学年高二(12月份)第四次诊断数学(文科)试题天津市津南区咸水沽第一中学2020-2021学年高二上学期期中数学试题(已下线)重难点5 解析几何-2021年高考数学【热点·重点·难点】专练(山东专用)(已下线)专题9.3 椭圆(精练)-2021年新高考数学一轮复习学与练广西田东县田东中学2020-2021学年高二上学期期末测试数学(理)试题(已下线)江苏省南通市如皋市2021-2022学年高二上学期期中数学试题天津市宁河区芦台第一中学2022-2023学年高二上学期期中考前统练数学试题天津市宁河区芦台第一中学2022-2023学年高二上学期11月月考数学试题广西玉林市博白县第四中学(博白县中学书香校区)2022-2023学年高二上学期12月段考数学试题海南省海口市海南中学2023-2024学年高二上学期期末数学模拟试题重庆市渝高中学校2023-2024学年高二下学期阶段测试数学试题重庆市铜梁一中等重点中学2023-2024学年高二下学期3月月考数学试题湖北省武汉市第七中学2023-2024学年高二下学期3月月考数学试卷湖北省天门市天门中学2023-2024学年高二下学期3月月考数学试题(已下线)信息必刷卷01(北京专用)
名校
解题方法
4 . 已知椭圆
的上顶点到右顶点的距离为
,离心率为
,过椭圆左焦点
作不与x轴重合的直线与椭圆C相交于M,N两点,直线m的方程为:
,过点M作ME垂直于直线m交直线m于点E.
(1)求椭圆C的标准方程;
(2)点O为坐标原点,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a97b5cfcd3c628e15b27b01f3971330.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/619096595112f0340a43b756e114dd3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ef3e9eae234484d478860cec89e8394.png)
(1)求椭圆C的标准方程;
(2)点O为坐标原点,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a83d0d452e19da041557be582da66965.png)
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2022-06-06更新
|
676次组卷
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3卷引用:江西省丰城中学2023-2024学年高一上学期12月月考数学试题
名校
解题方法
5 . 点
是曲线
上任一点,已知曲线
在点
处的切线方程为
.如图,点P是椭圆
上的动点,过点P作椭圆C的切线l交圆
于点A、B,过A、B作圆O的切线交于点M.
![](https://img.xkw.com/dksih/QBM/2022/3/7/2931301177548800/2932643531300864/STEM/51566f6f-c564-4c58-9fbd-29b43cce839b.png?resizew=193)
(1)求点M的轨迹方程;
(2)求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/128aa322f3e76e8f03a7402bb2b2ae25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c01be96a784ec607e6f7a209d7962aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/128aa322f3e76e8f03a7402bb2b2ae25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6adc8997d7061f9858da2a92f016d25.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533b93dd6eb6b474481247736699c76c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79382ba44ba669b5d43fdd5427adf16c.png)
![](https://img.xkw.com/dksih/QBM/2022/3/7/2931301177548800/2932643531300864/STEM/51566f6f-c564-4c58-9fbd-29b43cce839b.png?resizew=193)
(1)求点M的轨迹方程;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a51268fce97426487c3338d6ec3d571.png)
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2022-03-09更新
|
1714次组卷
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6卷引用:第16讲 直线和圆锥曲线的位置关系(1)
(已下线)第16讲 直线和圆锥曲线的位置关系(1)辽宁省实验中学2022届高三下学期3月高考模拟考试数学试题安徽省淮南第二中学2021-2022学年高二下学期博雅杯素养挑战赛数学试题(已下线)专题41 直线与圆锥曲线-3(已下线)模块一 专题2 《解析几何》单元检测篇 A基础卷(已下线)模块三 专题5 大题分类练(解析几何)基础夯实练
6 . 椭圆
的离心率为
,且椭圆经过点
.直线
与椭圆
交于
,
两点,且线段
的中点
恰好在抛物线
上.
![](https://img.xkw.com/dksih/QBM/2022/2/14/2916261849997312/2929656115593216/STEM/12d0aaed-825a-419c-aeac-7ff0ad85e09c.png?resizew=327)
(1)求椭圆
的标准方程;
(2)求
(
为坐标原点)面积的最大值,以及取得最大值时直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3ae59a3d026f6f6888df1bf4cce73fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18096b3646663bfc6e39ff38c3aff40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78c3c9b0225f5ef39974e14984289999.png)
![](https://img.xkw.com/dksih/QBM/2022/2/14/2916261849997312/2929656115593216/STEM/12d0aaed-825a-419c-aeac-7ff0ad85e09c.png?resizew=327)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2022-03-05更新
|
866次组卷
|
4卷引用:第3章 圆锥曲线的方程(基础、典型、易错、新文化、压轴)(1)
(已下线)第3章 圆锥曲线的方程(基础、典型、易错、新文化、压轴)(1)江苏省镇江市丹阳高级中学2021-2022学年高二(1-16,20班)下学期期初考试数学试题四川省遂宁市射洪市2023届高三5月模拟数学(文)试题四川省遂宁市射洪市2023届高三5月模拟数学(理)试题
21-22高二·江苏·单元测试
7 . 已知椭圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0fe9059acc47d2447576e1260c4622.png)
的左、右焦点分别是
,
,点
到直线
的距离为
,若点
在椭圆
上,
的周长为6.
(1)求椭圆
的方程;
(2)若过
的直线
与椭圆
交于不同的两点
,
,求
的内切圆的半径的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab0fe9059acc47d2447576e1260c4622.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7b961597f2495a875b71f8a2f2eff69.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/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b05063aa8290b34b56ac3b6193cba95f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35bb8ca50f11fb7f9c2b96fd42b11a28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d617aaa770c4e05893a1e4458f43d3bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d617aaa770c4e05893a1e4458f43d3bd.png)
(2)若过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ead68be1b467506dcdcd0c90317f44b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d617aaa770c4e05893a1e4458f43d3bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76b5ebfc6a82f19cea0fd940017acf7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5fcfc55b56f04ac530871067e5ce71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4b5c81ee16e93e9822c4dc54c362cb3.png)
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名校
解题方法
8 . 已知
,
分别为椭圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/470cde3e5244dfbbb08078d8e5717ccb.png)
的左、右焦点,椭圆上任意一点
到焦点距离的最小值与最大值之比为
,过
且垂直于长轴的椭圆
的弦长为
.
(1)求椭圆
的标准方程;
(2)过
的直线与椭圆
相交的交点
、
与右焦点
所围成的三角形的内切圆面积是否存在最大值?若存在,试求出最大值;若不存在,说明理由.
![](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/470cde3e5244dfbbb08078d8e5717ccb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04239f37cf5218093585663ccb5688eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.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/a3fb78c5f885034612c0e030b920143d.png)
您最近一年使用:0次
2021-09-12更新
|
1575次组卷
|
14卷引用:河北省廊坊市第一中学2021-2022学年高一上学期12月考试数学试题
河北省廊坊市第一中学2021-2022学年高一上学期12月考试数学试题河南省顶级名校2021-2022学年高三上学期9月开学联考数学(理)试题湘豫名校联考2022届高三上学期8月数学文科试题河南省顶级名校2021-2022学年高三上学期9月开学联考数学(文)试题四川省成都市树德中学2021-2022学年高三上学期10月阶段性测试数学(文)试题四川省成都市树德中学2021-2022学年高三上学期10月阶段性测试数学(理)试题吉林省白城市第一中学2021-2022学年高二上学期期中数学试题(已下线)一轮复习大题专练56—椭圆(面积最值问题1)—2022届高三数学一轮复习山西省稷山中学2021-2022学年高二上学期第二次月考数学试题福建省福州屏东中学2021-2022学年高二上学期期中考试数学试题(已下线)3.1.1椭圆及其标准方程(备作业)-【上好课】2021-2022学年高二数学同步备课系列(人教A版2019选择性必修第一册)(已下线)专题31 圆锥曲线存在性问题的五种类型大题100题-【千题百练】2022年新高考数学高频考点+题型专项千题百练(新高考适用)江苏省南通市如东高级中学2022-2023学年高三上学期12月阶段测试数学试题河北省2023届高三模拟数学试题
名校
解题方法
9 . 已知椭圆
)的右焦点为
,离心率为
,经过
且垂直于
轴的直线交椭圆于第一象限的点
,
为坐标原点,且
.
(1)求椭圆
的方程;
(2)设不经过原点
且斜率为
的直线交椭圆于
两点,
关于原点
对称的点分别是
,试判断四边形
的面积有没有最大值,若有,请求出最大值;若没有,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04e079c1a09c582be4a5225ef48b98a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ef66c131543780acc9cac60e06d56b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83eb051f1d2b32c0130928f4747d8431.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
(2)设不经过原点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acab3cfb59bfc9591371721ab01d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
您最近一年使用:0次
2021-05-17更新
|
919次组卷
|
9卷引用:江西省丰城中学2022-2023学年高一下学期期中数学试题
10 . 如图,
,
为椭圆E:
的左、右焦点.点Q满足:延长
,
.分别交椭圆E于M,N两点,且
的重心P在椭圆E上.直线
交
于点S.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/4ad75bbd-4f22-4427-a436-03f5c9190dd6.png?resizew=183)
(1)若
,
是椭圆长轴的两个端点,求直线
,
的斜率之积:
(2)设
,
的面积分别为
,
,求
的最小值.
![](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/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c30a7506331e47342fb1e7d2e12d041.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a16c755ab3fea6ca99b13193a5d7e485.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0023c9e8e0fec24d3aa77d09b2e4e62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da01a3abe1c9dc4e6283afa0dc1a0d39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce2790947716b1cfa9c5e7a65db4093.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/4ad75bbd-4f22-4427-a436-03f5c9190dd6.png?resizew=183)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/800c5e266b4ad8462a46970f0a232d52.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46b053f98b1d05a2043e94eeaefea87.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41b9e20825178609828007f6dffb4513.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05ef0db274f17e126fbd99ab02c0b87e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e097c8d4c948de063796bd19f85b3a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0bd63f55069a3bc870915010b39225.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235f0a6fb218d28383e6f27f2df1f50f.png)
您最近一年使用:0次