名校
解题方法
1 . 已知椭圆C1:
(a>b>0) 的左、右焦点分别为F1、F2,其中F2也是抛物线C2:y2=4x的焦点,M是C1与C2在第一象限的交点,且|MF2|=
.
(1)求椭圆C1的方程;
(2)点P是椭圆上一点,且
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7aea48c44781a844b5c19191f70f61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caa585b9257ed0798213a9ae9b87d291.png)
(1)求椭圆C1的方程;
(2)点P是椭圆上一点,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/210020e91dbd088c72734d3f2fe58c61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/002ed1ebb2cb936e10ab478789f91c7c.png)
您最近一年使用:0次
名校
解题方法
2 . 已知抛物线
:
上的点
到其焦点的距离为2.
(1)求点P的坐标及抛物线C的方程;
(2)若点M、N在抛物线C上,且
,求证:直线MN过定点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/406db3053f2fc3878762d8a0dfc4c425.png)
(1)求点P的坐标及抛物线C的方程;
(2)若点M、N在抛物线C上,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56db85c6e5d2ee49ad2bed2bdef39ffa.png)
您最近一年使用:0次
2021-11-13更新
|
1209次组卷
|
5卷引用:广东省深圳市高级中学等九校2022届高三上学期11月联考数学试题
广东省深圳市高级中学等九校2022届高三上学期11月联考数学试题(已下线)考点40 抛物线-备战2022年高考数学典型试题解读与变式(已下线)收官卷01--备战2022年高考数学(文)一轮复习收官卷(全国乙卷)辽宁省辽东南协作体2023-2024学年高三下学期开学考试数学试题新疆师范大学附属中学2020-2021学年高二12月月考数学(文)试题
3 . 已知动圆过定点
,且在
轴上截得的线段
长为
,动圆圆心的轨迹方程为
,已知点
,若
为轨迹
上的点,且
到
轴的距离为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/473d357663b6fe44e2f89ea16b94995f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63309dbc3612815f6dbdee23d9a10adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ac654a052f98d1ccb7fede1f122cec3.png)
您最近一年使用:0次
4 . 已知动圆过定点
,且在
轴上截得的线段
长为
,动圆圆心的轨迹方程为
,若轨迹
的焦点为
,准线为
,
是
上一点,
是直线
与
的一个交点,若
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c153027427477bcd0a7228b14ce96cc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.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/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fda40d4d62aa28f9e5f877bbea5ce511.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25399cd32785f8a95d15af751af7d850.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c533cdba913f6e8dcf1b5ddd815408a3.png)
您最近一年使用:0次
2021高三·全国·专题练习
解题方法
5 . 已知动圆过定点
,且在
轴上截得的弦长为
,动圆圆心的轨迹方程为
,已知
是轨迹
上的一动点,求点
到直线
和
轴的距离之和的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8e32f16d75ccb62a04970f861827fca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3304e23f3b0f9569c4140ca89b6498.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fceb9eb57ca36db386ffafeda213599c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
您最近一年使用:0次
名校
6 . 已知点
为抛物线
的焦点,点
在抛物线
上,且
.
![](https://img.xkw.com/dksih/QBM/2021/10/1/2819781302140928/2824059132977152/STEM/eab30044c8ba469d97f94c23db4c41f6.png?resizew=260)
(1)求抛物线
的方程;
(2)已知点
,延长
交抛物线
于点
,以点
为圆心作与直线
相切的圆
,求圆
的半径,判断圆
与直线
的位置关系,并说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c42d88e496a17562d25195301e0ac2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/921502954d8f4c6e58a95487018a8a04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7bf417767442935d2b9e49d18fbea79.png)
![](https://img.xkw.com/dksih/QBM/2021/10/1/2819781302140928/2824059132977152/STEM/eab30044c8ba469d97f94c23db4c41f6.png?resizew=260)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aad434a7febc9d1491e73f51b86cd588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d9b798a71ae94839e1ebb0a644202e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4083c581c6027c4b2ae7e3b3749f485.png)
您最近一年使用:0次
2021-10-07更新
|
621次组卷
|
3卷引用:第44讲 解析几何中的极点极线问题-2022年新高考数学二轮专题突破精练
(已下线)第44讲 解析几何中的极点极线问题-2022年新高考数学二轮专题突破精练四川省成都市新津区新津中学2020-2021学年高二上学期12月月考数学(文科)试题四川省简阳市阳安中学2021-2022学年高二上学期12月月考数学(理)试题
解题方法
7 . 设线段
两端点在抛物线
上移动,M为线段
的中点,
(a为大于零的常数),求M到y轴的最短距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e8953ded144195804384dcb494d5e2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/228f00eb81c06f6862e15e923109c35b.png)
您最近一年使用:0次
名校
8 . 已知抛物线
:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
上的点
到焦点
的距离为
.
(1)求抛物线
的方程;
(2)设纵截距为
的直线
与抛物线
交于
,
两个不同的点,若
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fc58c62444bf42a25289c45425a00f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75de1947893e5c7a4d98d4458398fd6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1067e20c7cd52175556650ba6e2dfe5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设纵截距为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.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/3dca3a3ffd5935f9ff488a41e0e1f0f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2021-09-14更新
|
847次组卷
|
8卷引用:百师联盟2022届高三上学期开学摸底联考(全国1卷)数学(文)试题
百师联盟2022届高三上学期开学摸底联考(全国1卷)数学(文)试题黑龙江省哈尔滨师范大学附属中学2021-2022学年高三上学期第一次月考数学(文)试题甘肃省名校2021-2022学年高三上学期第一次月考 数学(文)试题四川省成都市郫都区2021-2022学年高三上学期阶段性检测(二)文科数学试题(已下线)专题3 抛物线-学会解题之高三数学321训练体系【2022版】(已下线)考点22 抛物线-1-(核心考点讲与练)-2023年高考数学一轮复习核心考点讲与练(新高考专用)四川省泸县第一中学2022-2023学年高三下学期开学考试数学(文)试题内蒙古自治区赤峰市赤峰红旗中学2021-2022学年高二上学期期末数学文科试题
名校
解题方法
9 . 已知抛物线C:
上一点
到焦点F的距离为2.
(1)求实数p的值;
(2)若直线l过C的焦点,与抛物线交于A,B两点,且
,求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dda1d7b3982b398ffa32f3dbfdfe787.png)
(1)求实数p的值;
(2)若直线l过C的焦点,与抛物线交于A,B两点,且
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ed9d97b8745ed1c15349ea3fffc299.png)
您最近一年使用:0次
2022-03-30更新
|
445次组卷
|
7卷引用:第08讲 直线与椭圆、双曲线、抛物线 (高频考点,精讲)-2
2021·全国·模拟预测
解题方法
10 . 已知动直线
:
恒过定点
,且点
在抛物线
:
上.
(1)求点
到抛物线
的准线的距离;
(2)将曲线
沿
轴向上平移1个单位长度得到曲线
,若点
在曲线
上,且在曲线
上存在
,
,
三点,使得四边形
为平行四边形,求平行四边形
的面积
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6e48daeb62ac109cc6b7b8f105dab2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62c2f156b05838deaae6a35acad242af.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)将曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc26262f7a1603369462c7c2f2197a42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a351136b18bc7d3bd5122332772ab23b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a351136b18bc7d3bd5122332772ab23b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
您最近一年使用:0次