1 . 已知椭圆
,直线
,若椭圆上存在关于直线
对称的两点,则实数m的取值范围是
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c82e7d9f4f7ace849e09e9adcb786b7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7eff5ecd1b7c0009d2ebaed7d9fb6fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://img.xkw.com/dksih/QBM/2023/12/1/3379704871567360/3379720333828096/STEM/3a19e8a2457f4324a6ad09ec877e8b76.png?resizew=4)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-12-01更新
|
909次组卷
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3卷引用:重庆市北碚区缙云教育联盟2024届高考零诊数学试题
解题方法
2 . 已知直线
和三点
,
,
,过点C的直线
与x轴、y轴的正半轴交于M,N两点.下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d037bed27c58626a81a3e921b715a754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d295a4cc3a58f9f38ee98337313c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ddf1feeff43ef543ef8b43ddf0d2330.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4263f9c9dcb81726fa54adf6e6086dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9b0f5f44abbc6544a2f672b025b013.png)
A.P在直线l上,则![]() ![]() |
B.直线l上一点![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() |
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4卷引用:重庆市北碚区缙云教育联盟2024届高考零诊数学试题
重庆市北碚区缙云教育联盟2024届高考零诊数学试题(已下线)模块六 全真模拟篇 拔高2 期末终极研习室(2023-2024学年第一学期)高三(已下线)第2讲:各类对称问题的应用【练】广东省东莞市(万江中学、石龙中学、常平中学)三校2023-2024学年高二上学期期中联考数学试题
名校
解题方法
3 . 已知直线
与直线
相交于点
,且点
在直线
上.
(1)求点
的坐标和实数
的值;
(2)求与直线
平行且与点
的距离为
的直线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc7671ff1dcc23067eac78511139235a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bd984b0411c7575780d074320c175e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc5c19ac440746be97d8b46af5d288a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc5c19ac440746be97d8b46af5d288a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f319fe42de1e3f813ab060dcf069481.png)
(1)求点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc5c19ac440746be97d8b46af5d288a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4887473a8091e1ef53a169cc9f211e3a.png)
(2)求与直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9d9ccc4246c82939d8a659db9f28a87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc5c19ac440746be97d8b46af5d288a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11035ca16eb163c77796f569346be26d.png)
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5卷引用:重庆市北碚区2023届高三上学期10月月度质量检测数学试题
名校
解题方法
4 . 在平面直角坐标系
中,已知抛物线
:
和点
.点
在
上,且
.
(1)求
的方程;
(2)若过点
作两条直线
,
,
与
相交于
,
两点,
与
相交于
,
两点线段
,
中点的连线的斜率为
,直线
,
,
,
的斜率分别为
,
,
,
.证明:
,且
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d5f5b87cd710594a4c8b05e225a83ad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd5b8635d7d0805c065b7a801d535ae4.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.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/2e9b0f5f44abbc6544a2f672b025b013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.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/3f6f17bc385bafb37e8f964e5eb99cd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6defc43285a40f7ccb74c1cc04265eba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/423b7ae39db552e60ee8b1d27312306f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbf434334b09cc0fdd4e86e84e6ceb00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3307e11f7e6896e32aa510bbed949ac6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5daf9b772660af2af01d8cb179f32ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a03a47a07c3d0348b0ad4b27963f9134.png)
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4卷引用:重庆市西南大学附属中学校2023届高三下学期拔尖强基定时2月质检数学试题
名校
5 . 在平面直角坐标系中,一条动直线l与双曲线
的左支、右支分别交于点A,B,与双曲线
的上支交于点C,D,点C在A,D之间.
(1)证明:
;
(2)若C,D为AB的三等分点,求直线l与点
的距离的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edb09cde6ecb292ec425b9fb26572af2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efe6a38910aa1781fa6a8b8225d9e488.png)
(1)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bc6cfc2eafb07d6f690da4d5ca5a754.png)
(2)若C,D为AB的三等分点,求直线l与点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb2ee1de057f45b053f00e582194cba.png)
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名校
6 . 已知定义在R上的函数
满足如下条件:①函数
的图象关于y轴对称;②对于任意
,
;③当
时,
;④
.若过点
的直线l与函数
的图象在
上恰有8个交点,则直线l斜率k的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/935799b8d9f3de0c021e2a7df70d96f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1376168658dbe7f5b7f4d75fb1db545a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c28d0af727db85eef9e2126e338a3bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b01fb009e311709d63faf0deb63e019f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc6554ac3dff4a59833e407db887f6e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fbb01a7f5e9861aa185c6c63fcd58c0.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4卷引用:重庆市西南大学附属中学校2022届高三上学期第三次月考数学试题
重庆市西南大学附属中学校2022届高三上学期第三次月考数学试题(已下线)考点37 直线与圆的方程-备战2022年高考数学典型试题解读与变式(已下线)专题1.4 模拟卷(4)-2022年高考数学大数据精选模拟卷(新高考地区专用)上海交通大学附属中学2023届高三下学期期中数学试题
名校
7 . 若已知直线
:
与圆
:
交于
两点,则“
”是“弦
所对圆心角为
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07565f10847840e0fb07b05218ad17fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a3c442579603164f3fc19458677d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
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4卷引用:重庆市西南大学附属中学校2022届高三上学期第二次月考数学试题
名校
8 . 设
,则“
”是“直线
与直线
垂直”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2725a89d93c791f7a0098f4964587905.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e0f33e8ea007bab60d0f08974851f00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998b96012e63e3f85b6f8257c2872149.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充要条件 | D.既不充分也不必要条件 |
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2020-11-13更新
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