名校
解题方法
1 . 在平面直角坐标系
中,抛物线
的焦点为
,
,
,
为抛物线
上的任意三点(异于
点),
,则下列说法不正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12a3efb79f35db8448f3391252ab7d4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8df332f01628130c084fd46aaca0a4b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6050b7ee89e71e1bda14bed616995296.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8399d619607137a72f985ebb1276131.png)
A.![]() |
B.若![]() ![]() |
C.设![]() ![]() ![]() ![]() ![]() ![]() |
D.若直线![]() ![]() ![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2 . 已知函数
若存在唯一的整数
,使得
成立,则所有满足条件的整数
的取值集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98636224e49f0f621c7fe5dc5dd7d257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7881462a10c6dbb550ab4934694e484e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
3 . 足球是一项很受欢迎的体育运动.如图,某标准足球场的
底线宽
码,球门宽
码,球门位于底线的正中位置.在比赛过程中,攻方球员带球运动时,往往需要找到一点
,使得
最大,这时候点
就是最佳射门位置.当攻方球员甲位于边线上的点
处(
,
)时,根据场上形势判断,有
、
两条进攻线路可供选择.若选择线路
,则甲带球_________ 码时,
到达最佳射门位置;若选择线路
,则甲带球_________ 码时,到达最佳射门位置.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c5ed31bf5f2a8c8c5f5487bb6296bf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50e4ceabf0daf448d295489a489a6868.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfa70e7c9ef8b856b494d370b7d76482.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09cf17ee13e937cd8b84879da17d15b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1ac747fa7e033b09ab20370fd27d5be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f605ec0729ce6d72237ad662a06862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc9656d8286c4d6fa309d6ae347c89e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f605ec0729ce6d72237ad662a06862.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9784a2fbf1822e86d86929711a4748f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fc9656d8286c4d6fa309d6ae347c89e.png)
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2023-04-20更新
|
3410次组卷
|
13卷引用:高二上学期第一次月考填空题压轴题50题专练-2023-2024学年高二数学举一反三系列(人教A版2019选择性必修第一册)
(已下线)高二上学期第一次月考填空题压轴题50题专练-2023-2024学年高二数学举一反三系列(人教A版2019选择性必修第一册)广东省深圳市2023届高三二模数学试题(已下线)专题03 三角函数与解三角形(已下线)专题06 解析几何专题08三角函数(1)专题19平面解析几何(填空题)(已下线)第五节 基本不等式B 素养提升卷江苏省南京市第二十九中学2022-2023学年高一下学期期末数学试题(已下线)2.2.1 直线的倾斜角与斜率(分层练习)-2023-2024学年高二数学同步精品课堂(人教B版2019选择性必修第一册)(已下线)难关必刷02直线与方程-【满分全攻略】2023-2024学年高二数学同步讲义全优学案(人教A版2019选择性必修第一册)(已下线)专题02 直线和圆的方程(5)(已下线)直线与方程(已下线)压轴题07三角函数与正余弦定理压轴题9题型汇总-1
名校
解题方法
4 . 已知双曲线
:
的一条渐近线方程为
,焦点到渐近线的距离为1.
(1)求双曲线
的标准方程.
(2)已知斜率为
的直线
与双曲线
交于
轴上方的A,
两点,
为坐标原点,直线
,
的斜率之积为
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3040b6c904477030ecf8ba20b2b18759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f5212f9b39ca710f0349e1b3652bc6a.png)
(1)求双曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知斜率为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3389f53711264b0acba3ba6019f8b908.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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e165ecb6f59aff040ac62edd49cc5551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
您最近一年使用:0次
2022-12-09更新
|
605次组卷
|
3卷引用:江苏省淮安市涟水县第一中学2022-2023学年高二上学期第二次阶段检测数学试题
5 . 在
中,
,点
是边
上的一点,且
,当
的面积最大时,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fcdb896de5c7ebe6b122eae85324216.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/846071242f981289741ad19f4e7190cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9214f0f88abad3f5b0fbf82453052b8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c4dbf3de8cca9cf7fed1a234c0608df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dfc3b9d7f07b52a69ceecbc36a1808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fcdb896de5c7ebe6b122eae85324216.png)
您最近一年使用:0次
2022-09-06更新
|
1584次组卷
|
8卷引用:四川省绵阳实验高级中学2022-2023学年高二上学期第一次质量检测数学(理科)试题
四川省绵阳实验高级中学2022-2023学年高二上学期第一次质量检测数学(理科)试题四川省绵阳实验高级中学2022-2023学年高二上学期第一次质量检测数学(文科)试题西南名校联盟2022-2023学年高三上学期11月月考数学(理)试题重庆市南开中学校2023-2024学年高二上学期9月测试数学试题湖北省宜昌市枝江市第一高级中学2023-2024学年高二上学期10月月考数学试题四川省达州市开江县开江中学2022-2023学年高三上学期入学考试数学(文)试题四川省达州市开江县开江中学2022-2023学年高三上学期入学考试数学(理)试题(已下线)难关必刷02直线与方程-【满分全攻略】2023-2024学年高二数学同步讲义全优学案(人教A版2019选择性必修第一册)
20-21高三上·上海浦东新·阶段练习
名校
解题方法
6 . 已知
、
与
、
是4个不同的实数,若关于
的方程![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15dce0a16618c3244c4e4799be1ec7a.png)
的解集
不是无限集,则集合
中元素的个数构成的集合为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b715e7842b95f654f16056a7c7f2abe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13423c094861baf4b759b7f3d8c3c226.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b15dce0a16618c3244c4e4799be1ec7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76cf6f76dbdd4f6d740e7b72d80118ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
您最近一年使用:0次
2020-12-13更新
|
557次组卷
|
3卷引用:上海市华东师范大学第二附属中学2021届高三上学期12月月考数学试题
解题方法
7 . 已知椭圆
的左、右焦点分别为
、
,点P在直线
上且不在x轴上,直线
与椭圆E的交点分别为A、B,直线
与椭圆E的交点分别为C、D.
(1)设直线
、
的斜率分别为
、
,求
的值![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e707a7bea901a3af6aef3cd43ac685e3.png)
(2)问直线m上是否点P,使得直线OA,OB,OC,OD的斜率
,
,
,
满足
若存在,求出所有满足条件的点P的坐标
若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d19fec115195f8098a290625f7d9e762.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a09a8ac969e5cec3be6abf4ff44c692e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce6758b8b074d33ea9e82818593656e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6d53395f0a95c4343c04c5773fc1147.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b741984b445c2bcb6005c24ac82aa829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64b55f4ca2d21088854e1aeb040fa950.png)
(1)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b741984b445c2bcb6005c24ac82aa829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64b55f4ca2d21088854e1aeb040fa950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f375dc5addedc5f9fbb72d566939c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/731f980ccb6f902d460d0ea2920bfe2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d8d6942a114ec814822d36bc74bf671.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e707a7bea901a3af6aef3cd43ac685e3.png)
(2)问直线m上是否点P,使得直线OA,OB,OC,OD的斜率
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae5da2a0ccfb3a967d20ed2272a5768b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59cf9b8f015e9a786037751932bacfc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2147a7cbea552fda960d57b54c17b8cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5bbcbce4f4f2518471093a1aac5113d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bd63b6a5d48e6d7efb5edb033abaf09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e707a7bea901a3af6aef3cd43ac685e3.png)
您最近一年使用:0次
8 . 已知椭圆
:
的左、右焦点分别为
、
,第二象限的点
在椭圆
上,且
,若椭圆
的离心率为
,则直线
的斜率为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05739577d493cc19852de143d8793670.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe2c533dbc23a34518f72f3cb14f330.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/183b6a0cef4256c9696a5bca31053da5.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
9 . 已知点
是曲线
上任意一点,记直线
(
为坐标系原点)的斜率为
,则
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb7f0c83a0d2ac463baf003e3854c759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0101a7b5c8a4aed0de2af363792e39a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.至少存在两个点![]() ![]() | B.对于任意点![]() ![]() |
C.对于任意点![]() ![]() | D.存在点![]() ![]() |
您最近一年使用:0次
2018-08-27更新
|
1532次组卷
|
3卷引用:【全国百强校】河南省信阳高级中学2019届高三3月月考数学(理)试题
10 . 已知双曲线
,直线l的斜率为-2,与双曲线交于A,B,若在双曲线上存在异于A,B的一点C,使直线AB,BC,AC的斜率满足
=3,若D,E,H三点为AB,BC,AC的中点,则
+
=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/086f6d2763e2507d7b9f63f015ccd3d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1be705af4d7284a1debf65f0a0bd7f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaf0ff21b908b6d52d03eab8da4c777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e8f878b69b96d4d41d996a212babea4.png)
A.-6 | B.5 | C.6 | D.7 |
您最近一年使用:0次