9-10高一下·辽宁大连·期末
名校
1 . 对于抛物线
,若点
满足
,则直线
与抛物线
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23b4f86e48e2b0d63c1865c60ed1e4d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a442a64b0b5053d776dd4bd362afbf5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebae03fe1711552cdadf6e552deacde0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.恰有一个公共点 | B.恰有两个公共点 |
C.有一个或两个公共点 | D.没有公共点 |
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2024-01-24更新
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9卷引用:辽宁省大连市第23中学2009-2010学年高一下学期期末考试(数学文)
(已下线)辽宁省大连市第23中学2009-2010学年高一下学期期末考试(数学文)(已下线)2010年辽宁省大连市23中学高一下学期期末考试(理科)数学卷2015-2016学年上海市浦东新区高二下期末数学试卷河南省中原名校2021-2022学年高二上学期12月联考理科数学试题河南省温县第一高级中学2021-2022学年高二上学期12月月考理科数学试题河南省顶尖名校2021-2022学年高二上学期第二次素养调研理科数学试题河南省济源市第五中学2022-2023学年高二上学期期末数学试题(已下线)第五篇 向量与几何 专题4 极点与极线 微点2 圆锥曲线之极点与极线(二)(已下线)大招16极点极线
2 . 已知平面内两定点
,动点P满足
.
(1)求动点P的轨迹C的方程;
(2)若直线
与曲线C交于不同的两点A、B,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7af2742c3570c1dcbcf1e2a140c877ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43c357ecda472bd25a2e757c2bb9fa90.png)
(1)求动点P的轨迹C的方程;
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab466aedd6e176088d8dee7bc3e3aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4dfec890cdfdda355e19463f3be813.png)
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2024-01-14更新
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579次组卷
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6卷引用:广西贵港高中2020-2021学年高二上学期理科期中教学质量监测试题
广西贵港高中2020-2021学年高二上学期理科期中教学质量监测试题(已下线)【新教材精创】3.1.2+椭圆的简单几何性质(2)-B提高练-人教A版高中数学选择性必修第一册(已下线)专题3.1 椭圆-《讲亮点》2021-2022学年高二数学新教材同步配套讲练(苏教版2019选择性必修第一册)河南省兰考县第二高级中学2021-2022学年高二上学期第三次考试数学试题 河北省石家庄市第二十二中学2023-2024学年高二上学期期末数学模拟试卷上海市南洋模范中学2023-2024学年高二下学期4月段考数学试卷
3 . 已知圆
为圆
上的点,过点
作
轴于点
,点
是直线
上一点,且满足
.
(1)求点
的轨迹
的方程;
(2)设
分别为轨迹
与
轴的左、右交点,
是轨迹
上不同于
的动点,直线
,
与直线
分别交于
两点,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dad1c2707ac8e2715465af33926db09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66bf4538a775c075e2a1e4b1b9e2402f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb0cb4b2e0a7af501779001e4f6bb6c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f26389703c40a3c2eac927e372858709.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91edc7e2d4811f5ea6c01284cf00393a.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91edc7e2d4811f5ea6c01284cf00393a.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/91edc7e2d4811f5ea6c01284cf00393a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e69d2b798744645af88a4fa411344a83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f23d29646155e27b172ecdf263e2d702.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44e8bc37ed03f44470762748a8f942a.png)
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4 . 已知椭圆C:
,
为右焦点,过F的直线l交椭圆C与M,N两点,当直线l垂直于x轴时,直线
的斜率为
,其中O为坐标原点.
(1)求椭圆C的方程;
(2)点P为椭圆上一动点,四边形
的面积为S,如果四边形
是平行四边形,且
,试求出
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/092fd1b1d33979818300cd2e3699bff7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18483c9c195ecd922772527fa85c0fcb.png)
(1)求椭圆C的方程;
(2)点P为椭圆上一动点,四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3897c7437010c3d5b152274d9635c1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3897c7437010c3d5b152274d9635c1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae6c3b1082513d8e893ebeafea43e31c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
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5 . 过点
作直线交抛物线
于
,
两点,且点
恰为线段
中点,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bd3d910ac3d74d38c9914f97dbcc2ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b072ff6d1b83232bebd7d4709ffba4ef.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
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6 . 已知椭圆
的离心率为
,以
为圆心,椭圆的短半轴长为半径的圆与直线
相切.
(1)求椭圆C的标准方程;
(2)已知点
,和平面内一点
,过点M任作直线l与椭圆C相交于A,B两点,设直线AN,NP,BN的斜率分别为
,
,试求m,n满足的关系式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1174142f3bba761585b6bc2653009b36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80c9dcfd9f4c5298035870cb88a34169.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5671edcdeb179109c1abd44dc17bc15.png)
(1)求椭圆C的标准方程;
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5d3c69008009bed1a23c397fb7b99be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e738352ba1f3c9e57f3f8d26eda784d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dca1726d463bd741c904abd9b6589056.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ea7debaf791bebd93a4eeed645f8d4c.png)
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解题方法
7 . 设椭圆
的左、右顶点分别为
,离心率
.过该椭圆上任一点
作
轴,垂足为
,点
在
的延长线上,且
.
(1)求椭圆的方程;
(2)求动点
的轨迹
的方程;
(3)设直线
过椭圆的右焦点与椭圆相交于
、
两点,且
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48da128547c4cf9745e8e4b99988a3db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/138fa115c195649eadcf8ceab85f7492.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/075ba8c6fb5ef7288cd3fed425c8e69e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2784a52c4da98dc9df661fc152fc29e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f6927cc2a930203ac34366383e76ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53fb122c89a7a784cf9a36b1c61970db.png)
(1)求椭圆的方程;
(2)求动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(3)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.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/484b915105bfae468812f2413fe8a172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
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8 . 已知曲线C的极坐标方程是
,以极点为原点,极轴为x轴的正半轴建立平面直角坐标系,直线l的参数方程为
(t为参数).
(1)写出直线l的直角坐标方程与曲线C的普通方程
(2)设曲线C经过伸缩变换
,得到曲线
,设曲线C'上任一点
,求M到的直线l的距离的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f917a2022014d9c19c29eeac84c74e2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/093595b64dcd191bd20b70e65425572d.png)
(1)写出直线l的直角坐标方程与曲线C的普通方程
(2)设曲线C经过伸缩变换
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0048a15fc809cbdc75c85ea2f90f61a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22962a2ad892cb6b14ab039a06e8cdc6.png)
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9 . 已知直线
与椭圆
相交于A、B两个不同的点,记
与
轴的交点为C.
(1)若
,且
,求实数
的值;
(2)若
,求
面积的最大值,及此时椭圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c6bd9d4b41d275f0d468102fafa77c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/031945fd96a45eab40c203e19d487812.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5095a28bb1b91bf6bed9e2cfbd76bb18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17f5a63df193eb588f5a88e85d34b378.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd98a41e273bf640e0d567365fd20077.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
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10 . 在平面直角坐标系
中,抛物线
的准线l的方程是____ ;若双曲线
的两条渐近线与直线l交于M,N两点,且
的面积为8,则此双曲线的离心率为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac62b1ade07205ae2693ec1ab135def.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4f02028a3847c4807c2d3cf0ea7efb8.png)
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