名校
解题方法
1 . 设
、
是平面
外的两条直线,且
,那么
是
的( )条件
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2c24f780e7750889fe8a7b048b16d09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ff4e42856fa5f6a4e12993e53b065e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bf5a11ded11d0ca5d15d84abb313779.png)
A.充分非必要 | B.必要非充分 |
C.充要 | D.既非充分又非必要 |
您最近一年使用:0次
2024-01-14更新
|
265次组卷
|
8卷引用:上海市杨浦高级中学2023-2024学年高二上学期期中数学试题
上海市杨浦高级中学2023-2024学年高二上学期期中数学试题上海外国语大学闵行外国语中学2023-2024学年高二上学期期中数学试题上海市位育中学2020-2021学年高二下学期3月月考数学试题上海市闵行中学2021-2022学年高二上学期10月月考数学试题上海市洋泾中学2022-2023学年高二上学期10月质量检测数学试题(已下线)专题01 集合与逻辑(练习)-2(已下线)专题03直线与平面的位置关系(4个知识点6种题型)-【倍速学习法】2023-2024学年高二数学核心知识点与常见题型通关讲解练(沪教版2020必修第三册)上海市松江一中2024届高三下学期阶段测试1数学试题
名校
解题方法
2 . 平面上,直线
和
相交于点
,它们的夹角为
.已知动点
到直线
与
的距离之积为定值
,动点
的轨迹记为曲线
.我们以
为坐标原点,以直线
与
夹角的平分线为
轴,建立直角坐标系,如图.
(1)求曲线
的方程;
(2)当
,
时,直线
与曲线
顺次交于A、B、C、D四点,求证:
;
(3)当
,
时,是否存在直线
与曲线
只有A、B、C三个不同公共点(点B在线段
上),使得
?若存在,求出直线
的方程;若不存在,请说明理由.
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/267572d2dff2dc38cf9251b7f33a3e61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.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/da9ecfc9d5e1ff0c363f93e258e4679b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/20/d13bd123-b121-4911-9e9f-fed6d236674d.png?resizew=303)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/905dd10639c9fef5ef8d66a124756140.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/ea53167e60459eac1b64c734a3f1b48b.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c990597f83d248eb36d57d86508c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e98a8e304d4e4654d6f538e8b01039b.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/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d514783895850481ebcb10d8b8354884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
您最近一年使用:0次
名校
3 . 在平面直角坐标系中,以抛物线
的焦点为圆心且与直线
相切的圆的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab466aedd6e176088d8dee7bc3e3aaa.png)
您最近一年使用:0次
名校
4 . 足球教练带领运动员对“带球射门”进行专项训练.如图,教练员指导运动员沿着与边路
平行的路线带球并起脚射门,教练员强调要在路线上的相应位置P处起脚射门进球的可能性最佳(即点P对球门
所张的角
最大),假如每条虚线都表示在规定的区域
内为运动员预设的带球路线,而每条路线上都有一个最佳起脚射门点P,为了研究方便,如图建立坐标系,设
、
,请你判断:每条虚线上的最一佳起脚射门点
应在怎样的曲线上( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/15/3547ae39-d3b9-47f3-98c2-400534ef7b66.png?resizew=180)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb686e4f5e3938575bc547e849d5513f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fa7bbd7831e9ff4f8cffc8889d34f05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0929421a6188c3122442866b0b85a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55d12701014cf53071093e8739d089b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aee82283f06cedef32eb15b87964f5d2.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/15/3547ae39-d3b9-47f3-98c2-400534ef7b66.png?resizew=180)
A.圆 | B.椭圆 | C.双曲线 | D.抛物线 |
您最近一年使用:0次
5 . 已知椭圆
过点
且Γ的左焦点为
直线
与
交于
,
两点.
(1)求椭圆
的方程;
(2)若
且点P的坐标为
,求直线l的斜率;
(3)若
其中
为坐标原点,求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd8919688a500401c11a24493d2b8a51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b530b6fbe4c202cd7906ae3e118676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b19306623439deced496a713df69d68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
(1)求椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b454cdb97c408300b50d945f002c2cb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e022f8627b81a689fe13fdedd3f07984.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/807d5f1676dc00e9b0af4656ce047170.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3459eafcb1fedcf358cf7698d63638e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/baefc8a9b711ab9f3741491fd298a119.png)
您最近一年使用:0次
名校
解题方法
6 . 已知F₁、F₂是椭圆
的左、右焦点,Q是Γ上一动点,记
,
.若
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50c264dcfc5c2a8abd1e248456e3cc83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8391f4de4ea93e71b6c4b0c2db210b16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd507aeee5d975182cbd3c7f62231987.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b24ebecdfdd254151ea9d6aa5108b34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c6ce02259a85ea191541f4a708738f1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 已知
,则“
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0947896096c3f3cd14e199f3c008e94f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0aa2ef928b6e3341d0a0dc6d8055b9.png)
A.充分非必要条件 | B.必要非充分条件 | C.充要条件 | D.非充分非必要条件 |
您最近一年使用:0次
8 . 已知直线
与椭圆
有且只有一个公共点.
的方程;
(2)是否存在实数
,使椭圆
上存在不同两点
、
关于直线
对称?若存在,求
的取值范围;若不存在,请说明理由;
(3)椭圆
的内接四边形
的对角线
与
垂直相交于椭圆的左焦点,
是四边形
的面积,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9213827b4a732bf7b8f92d4fa3c0e502.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54976e19a9f87dfdd3b1c0eccac18aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/ecf226a0e9621cd10eb03edfc7e4f332.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
(3)椭圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
您最近一年使用:0次
2023-11-14更新
|
515次组卷
|
4卷引用:上海市复旦大学附属中学2023-2024学年高二上学期期中数学试题
上海市复旦大学附属中学2023-2024学年高二上学期期中数学试题上海市大同中学2023-2024学年高二下学期期中考试数学试卷(已下线)专题11圆锥曲线单元复习与测试(21个考点25种题型)-【寒假自学课】2024年高二数学寒假提升学与练(沪教版2020)(已下线)微考点6-2 圆锥曲线中的弦长面积类问题
名校
9 . 已知拋物线
的方程为
.
(1)求过点
且与抛物线
只有一个公共点的直线的方程;
(2)已知直线
过焦点,且与抛物线交于A,
两点,点
为该抛物线准线上一点,求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
(1)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b094cba781181aeb90752170e9ba6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e004bd727537c80793723e1d681882c.png)
您最近一年使用:0次
名校
10 .
是关于
的二次方程
的两个不同实数根,则经过两点
,
的直线与抛物线
公共点的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2d8de9ed07c817abb7c0624b7e296b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0751e7652032741a9e39b0657cf908d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fca20259a79a005dd8d635538a7b4f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac62b1ade07205ae2693ec1ab135def.png)
A.2 | B.1 | C.0 | D.不确定 |
您最近一年使用:0次