1 . 过抛物线
的焦点
的直线交抛物线于
两点,
在抛物线的准线上,则
的最大值为______ ;若
为等边三角形,则其边长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0261104a7c308433a0c0508ff20ea29a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fabb884dc5f9609de491245463bbe9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90b40c2b0ab8e1cfe5112d428b4b829f.png)
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2 . 过直线
上一动点P 作抛物线
的两条切线,切点分别为M,N,则直线 MN被圆
截得的最短弦长是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c6d3c99b7004603ba9ea9c341b8b3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10f4123c19136d3a4dc040dce8e34e14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d2b6ceed792969a7ee1fae242baa8c.png)
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解题方法
3 . 已知抛物线
的焦点为
,准线
与坐标轴的交点为
,过抛物线
上一点
作准线
的垂线,垂足为
,设
,若
与
相交于点
,且
,则
的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/617d3975f2f3a55ebe30ec8001db6052.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/b94469fd19f40116e2dec334919d6586.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f94c4f6b762fddb0e313050ef6932eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d454c82d9e52747563d47b68099249.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb26d84907c923278ac4626a9d58947.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0492f879ba31e734d5b510a4b14d1c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d42f7c63d03656e40f914486ddf22de4.png)
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名校
解题方法
4 . 已知抛物线
和圆
,过
点作直线
与上述两曲线自左而右依次交于点
,则
的最小值为______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84107fc934c3519b7f9c0121506801c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bda313df16ad52819fdd67f17d1b99e.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/20490cf9cedbd19be05c3ede9d80f504.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c205342da6383457b49914a14dfd265.png)
您最近一年使用:0次
2023-12-01更新
|
667次组卷
|
2卷引用:江苏省苏州市南航苏州附中2024届高三上学期零模模拟数学试题
名校
解题方法
5 . 已知椭圆
的左、右焦点分别为
,
,
是
上异于顶点的一点,
为坐标原点,
为线段
的中点,
的平分线与直线
交于点
,当四边形
的面积为
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17b6fef329fc1a0fab23c970d999d110.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4402aeb853b22f20992156957ef0fd.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b67528f875a6d4bac8bbf784f7b66a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e22a3c7e465a61e9849dd223261be47c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f90c780dac29ff8b7df5881d3b33abab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f39ba43cddd6d15bf4ca9ab62b12e98e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17b6fef329fc1a0fab23c970d999d110.png)
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2023-11-23更新
|
1065次组卷
|
7卷引用:江苏省苏州市部分学校2024届高三上学期第二次调研考试数学试题
江苏省苏州市部分学校2024届高三上学期第二次调研考试数学试题安徽省皖豫名校联盟2023-2024学年高二(上)期中考试数学试卷广东省广州市第八十九中学2023-2024学年高二上学期第十五周测数学试题(已下线)模块一 专题2 解析几何(1)(已下线)专题03 圆锥曲线方程(2)江苏省盐城市五校联盟2023-2024学年高二上学期1月期末考试数学试题(已下线)专题17 圆锥曲线常考压轴小题全归类(16大核心考点)(讲义)
6 . 已知双曲线
,过其右焦点
的直线
与双曲线
交于
、
两点,已知
,若这样的直线
有
条,则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a17a2d6b583642bf6ded11bbcd7871f0.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/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/82796f5bb05438453a1e06a4fa83d6a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-05-28更新
|
1113次组卷
|
8卷引用:江苏省苏州市八校联盟2023届高三下学期5月适应性检测(三模)数学试题
江苏省苏州市八校联盟2023届高三下学期5月适应性检测(三模)数学试题(已下线)第08讲 直线与圆锥曲线的位置关系(四大题型6个方向)(讲义)-2(已下线)考点18 解析几何中的范围、最值问题 2024届高考数学考点总动员【练】(已下线)3.2.2 双曲线的几何性质(2)(已下线)专题25 双曲线的简单几何性质9种常见考法归类(2)(已下线)热点7-3 双曲线及其应用(8题型+满分技巧+限时检测)(已下线)专题08 圆锥曲线 第三讲 圆锥曲线中的最值与范围问题(分层练)(已下线)专题12 双曲线的几何性质8种常见考法归类(2)
名校
7 . 已知A,B为椭圆
上两个不同的点,F为右焦点,
,若线段AB的垂直平分线交x轴于点T,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5238a44d73d5032023caaac0a3f48cc.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cb4717d7fa6d522090c5e949f650bd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd1dc85723f64c4d545ccc4e4200fcab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5238a44d73d5032023caaac0a3f48cc.png)
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2022-11-10更新
|
1255次组卷
|
7卷引用:江苏省苏州外国语学校2022-2023学年高三上学期第二次阶段测试数学试题
名校
解题方法
8 . 已知椭圆方程为
,且椭圆内有一条以点
为中点的弦
,则弦
所在的直线
的方程是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271e595c257e4c0ade90a9bbbf0e6b0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9deb20b57fe0b94ca8520b55298d6c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2022-12-08更新
|
1441次组卷
|
7卷引用:江苏省苏州市2022-2023学年高二上学期期末模拟数学试题
解题方法
9 . 过抛物线
的准线上一点
作抛物线的两条切线,两条切线分别与
轴交于点
,则
外接圆面积的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
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名校
解题方法
10 . 设
为抛物线
的焦点,
、
、
为抛物线上不同三点,且
,
为坐标原点,若
、
、
的面积分别为
、
、
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6db3cff444a5029b1fdf03afc01cbf.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/029d213f131f206f5f3520860de56690.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bf970d986e85ff65ca5b2fa2b2de95b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0942fc5e4da4ae86721efc5bb7e2cfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf2e3b2eb83eb2fe1119e78f4e6e8eaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/848b23689dfdf72f84f59f2cd0a887e2.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/6899bf9cadae2ccdb14cbc87d4f280ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6db3cff444a5029b1fdf03afc01cbf.png)
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2022-12-06更新
|
1102次组卷
|
7卷引用:江苏省苏州市常熟中学2022-2023学年高三上学期一月学业质量校内调研数学试题