名校
1 . 已知椭圆
经过点
,
,点
是椭圆的下顶点.
(1)求椭圆
的标准方程;
(2)过点
且互相垂直的两直线
,
与直线
分别相交于
,
两点,已知
,求直线
的斜率.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e454c7161999e2a67138869f59d319b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ef233ad3db01fa3ce9ee94eaad8e64e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.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/6734434de9c112bd5f27df7c32ce6de6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
您最近一年使用:0次
2021-03-13更新
|
1050次组卷
|
5卷引用:新疆霍城县第二中学2021-2022学年高二下学期期中考试数学(文)试题
新疆霍城县第二中学2021-2022学年高二下学期期中考试数学(文)试题江苏省苏锡常镇2018届高三3月教学情况调研(一)数学试题上海市实验学校2017-2018学年高三下学期第六次4月月考数学试题江苏省苏州市新草桥中学2018-2019学年高三下学期期初数学试题(已下线)专题14 圆锥曲线的综合问题-2020-2021学年高中数学新教材人教A版选择性必修配套提升训练
解题方法
2 . 在坐标
中,
的参数方程为
(
为参数),
(1)把曲线
化为普通方程.
(2)过原点且倾斜角为
的直线相交于
,
两点,求
的范围?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7795aec93c2c7ac2fd93e6747ca6516c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5018a7581629d882575d04ef5230294.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
(1)把曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过原点且倾斜角为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.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/e170f206fdbbd834aad7580c727e2cc6.png)
您最近一年使用:0次
名校
解题方法
3 . 已知椭圆
,离心率为
,直线
恒过
的一个焦点
.
(1)求
的标准方程;
(2)设
为坐标原点,四边形
的顶点均在
上,
交于
,且
,若直线
的倾斜角的余弦值为
,求直线
与
轴交点的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7e5578ca83f5bd5c285994061b9c015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35a0157a578219cc0d8ede84f903d6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73b3c032441543354c154ee67d744abb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4148b71e9eb330ec3bc9c618205641d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dee14db57f0c762aad845cf5b4a243c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2020-03-04更新
|
761次组卷
|
4卷引用:山西省朔州市怀仁市第九中学高中部2024届高三上学期期中数学试题
山西省朔州市怀仁市第九中学高中部2024届高三上学期期中数学试题2020年陕西省高三教学质量检测卷(一)数学文科试题(已下线)2020届超级全能生高考全国卷24省1月联考甲卷数学(文科)试题河南省鹤壁市2024届高三上学期第二次模拟考试数学试题
名校
解题方法
4 . 已知椭圆
的离心率为
,短轴长为4.椭圆与直线
相交于
、
两点.
(1)求椭圆的方程;
(2)求弦长
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fb223b8777ab973970491bf0dcc6806.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860884c0017c8bceb5b0edff796c144f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c31c4f39399ec245a67db2933ed639f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求椭圆的方程;
(2)求弦长
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaff41080fdea43eea7efedf9ebc1498.png)
您最近一年使用:0次
2020-05-31更新
|
870次组卷
|
5卷引用:宁夏银川三沙源上游学校2019-2020学年高二上学期期中检测数学(理)试题
名校
解题方法
5 . 如图,在平面直角坐标系
中,已知椭圆
的焦点为
,
,点
为上顶点,直线
交椭圆于点
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/26/3a19a349-255c-4e88-8f61-101539b06ca6.png?resizew=204)
(1)若
,
,求点
的坐标;
(2)若
,求椭圆的离心率.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5076829e649b3f3866d4a7e07a5713e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697c20fca284394bf5d5b9e5f6d952e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cabea664e61863b3b3279dbce607924e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/26/3a19a349-255c-4e88-8f61-101539b06ca6.png?resizew=204)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fadd2e6f0aa16c2c466c904474ffc79c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4580cc037c0c760c728cdbb74a8154c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c85d02822aed80dc070e71f496310bd3.png)
您最近一年使用:0次
2020-03-25更新
|
504次组卷
|
5卷引用:江苏省南通市海门市包场高级中学2020-2021学年高二上学期期中数学试题
江苏省南通市海门市包场高级中学2020-2021学年高二上学期期中数学试题安徽省池州市贵池区2023-2024学年高二上学期期中教学质量检测数学试卷2020届江苏省淮安市淮阴中学、姜堰中学高三上学期期中联考数学试题(已下线)专题11 椭圆-2020-2021学年高中数学新教材人教A版选择性必修配套提升训练沪教版(2020) 选修第一册 单元训练 第2章 椭圆(A卷)
名校
解题方法
6 . 椭圆
的离心率为
,其左焦点到点
的距离为
,不过原点O的直线
与C交于A,B两点,且线段AB被直线OP平分.
(1)求椭圆C的方程;
(2)求k的值;
(3)求
面积取最大值时直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad523e69a1bf925e73a22900b9855df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4754fbe523ca63eba3810a3f88f37df3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4056761b8f826eeb6ad8c9a151d3c9c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fc5bd66dd6d5e09ff0893a938aed56e.png)
(1)求椭圆C的方程;
(2)求k的值;
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
您最近一年使用:0次
2020-03-10更新
|
555次组卷
|
3卷引用:浙江省绍兴市诸暨市诸暨中学(实验班)2019-2020学年高二上学期期中数学试题
名校
解题方法
7 . 若椭圆
经过点
离心率为
,过椭圆C的左焦点F的直线l交椭圆于A,B两点.
(1)求实数a,b的值;
(2)若
,求直线AB的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/851a5d6ec23256f9b4a9e98aa92945fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edde387bb9b17152f94b1f1a94d6bba1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
(1)求实数a,b的值;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc04ed25823067a16e7e32a43442cfa4.png)
您最近一年使用:0次
名校
8 . 已知中心在坐标原点
的椭圆
经过点
,且点
为其右焦点.
(1)求椭圆
的方程;
(2)直线
平行于直线
,且过点
,若直线
与椭圆
有公共点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98b2cc0d2f6d3eee9a33db83e0c0830d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be92f0e0012a7696c78e3e00513edefd.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/180735d52856f4393e40e28e7fcc95bc.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/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
2019-12-06更新
|
362次组卷
|
3卷引用:福建省南平市建瓯市芝华中学2019-2020学年高二上学期期中数学试题
9 . 已知等轴双曲线
的右焦点为
,
为坐标原点,过
作一条渐近线的垂线
且垂足为
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/765a037caa02ce6c86cc2fa4a5bbd80d.png)
(1)求等轴双曲线
的方程
(2)假设过点
且方向向量为
的直线
交双曲线
于
两点,求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1d92dd0a05d851324698a0f543b03e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5c2293f93791a597bf0162411f3395f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/765a037caa02ce6c86cc2fa4a5bbd80d.png)
(1)求等轴双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)假设过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fba18d148ace8ecfb3c6d00005887719.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/e52586ca2a3b783bc8092415e2d4bf6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/658aa70a197c830aa765f2f7ea4c86c5.png)
您最近一年使用:0次
2019-12-07更新
|
381次组卷
|
2卷引用:上海市宝山区通河中学2017-2018学年高二下学期期中数学试题
名校
10 . 已知椭圆
及直线
:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b6eac1ca3dcad9b61e6cda77b20fa6a.png)
(1)当直线
与该椭圆有公共点时,求实数
的取值范围;
(2)当
时,求直线
被椭圆截得的弦长
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f64b7ab668d61bcb8ec6d195c672a81e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b6eac1ca3dcad9b61e6cda77b20fa6a.png)
(1)当直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
2019-05-14更新
|
1361次组卷
|
2卷引用:【全国百强校】四川省雅安市雅安中学2018-2019学年高二下学期期中考试数学(文)试题