名校
解题方法
1 . 如图,在梯形ABCD中,
,E,F分别是AB,BC的中点,AC与DE相交于点O,设
,
.
,
表示
;
(2)用
,
表示
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d482b1a62913eaa35a4dd1d43ceadcf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3adc4ed291596abf3bb93ae7a075d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e984585ddf28c039219afcebf229de7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae54940f33b8714da5fe3b7546f8b3dc.png)
(2)用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11e2f16b6ce8d0482f1ad9b7105c027b.png)
您最近一年使用:0次
2023-06-21更新
|
782次组卷
|
11卷引用:江西省上犹中学2022-2023学年高一下学期6月期末数学试题
江西省上犹中学2022-2023学年高一下学期6月期末数学试题山东省部分学校2022-2023学年高一下学期期中质量监测联合调考数学试题贵州省遵义市2022-2023学年高一下学期期中考试数学试题贵州省遵义市红花岗区部分学校2022-2023学年高一下学期期中考试数学试题山东省聊城市2022-2023学年高一下学期3月质量监测数学试题(已下线)考点巩固卷12 平面向量(十二大考点)(已下线)第六章 平面向量及其应用(知识归纳+题型突破)1-单元速记·巧练(人教A版2019必修第二册)(已下线)模块一 专题1 《平面向量的概念与运算》(人教A2019版)【讲】(已下线)模块一 专题1《平面向量的概念与运算》 【讲】(苏教版高一)(已下线)模块一 专题3《平面向量的概念与运算》单元检测篇B提升卷(北师大版高一期中)(已下线)模块一 专题3《平面向量的概念与运算》(北师大版高一期中)【讲】
名校
解题方法
2 . 已知向量
,求:
(1)若
,且
,求
的坐标;
(2)若
﹐求
;
(3)若
,求k的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c70ed9434cd7cd3690bbda2d34fc14.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf98be38b1f78afdab7aee33fd4eac00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dda1fb8c92b5d330ebcbb741ae66dd11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dc64abe49847ade9b78678ba1f8e0e2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/863336dc7d3a87ca88242542b60b6cf7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fd1f0ace9ca0b79929e73af6c201c2e.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89ba062a61674a97c242b2076134484b.png)
您最近一年使用:0次
2023-06-20更新
|
661次组卷
|
2卷引用:江西省全南中学2022-2023学年高一下学期期末教学质量验收数学试题
解题方法
3 . 如图,在
中,M是边BC的中点,N是线段BM的中点.
和
分别表示
和
;
(2)若直线
交
于点
,交
于点
,交
于点
,
,求
最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abcb5d89b04570ceda2c29e11cb27a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5f1b06a56fc382feed28e01f1ad102.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe6d728b430549f00bb9c0a7bf8bf7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8962b0c33df0302e741501c1491bf643.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50703c46b6153945d718b198f03b4b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53b849e17e3be598378c8ef451aaa9d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcaac97efa5492fc72fb0f773f0c4861.png)
您最近一年使用:0次
名校
解题方法
4 . 如图,在梯形
中,
,
、
是
的两个三等分点,
,
是
的两个三等分点,线段
上一动点
满足
.
分别交
、
于
,
两点,记
,
.
(1)当
时,用
,
表示
;
(2)若
,求
的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f864244952b60f3648f08a19268efae9.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/9e52a8f07834cbbbe4224962672fbbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b2c212bc839275718c6a75a792f8bd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e55e398e8520d8a36fb5a625a085b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c83f1f880e5ffbff036953acaca90c41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3adc4ed291596abf3bb93ae7a075d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e984585ddf28c039219afcebf229de7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/19/bf63f67a-99df-4dfb-928a-34bb3b6924d4.png?resizew=220)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac1c3ea872a20fdc1843cb5ffce8a554.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7239b3f2d88c2e45e17e5de9ae1a332.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f7b72cfc97cff8f07364ff2eb02cf97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1100379a4385b9ce064847bc21760adc.png)
您最近一年使用:0次
2023-06-16更新
|
122次组卷
|
2卷引用:江西省赣州市第四中学2022-2023学年高一下学期期末数学综合测试试题
名校
5 . 如图,在
中,
,
,
与
相交于点M,设
,
.
![](https://img.xkw.com/dksih/QBM/2023/4/20/3220492268240896/3260429104324608/STEM/883bb566982f4a92abfc627914cc4934.png?resizew=130)
(1)试用向量
,
表示
;
(2)过点M作直线
分别交线段
,
于点E,F,记
,
,求证:
为定值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b83beedb3438153e6f728545fe3e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f538d976044e8282916a6da0da4e557e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03d24514cfd797f21116cacd6d636df4.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/14390e9b6b44472bdc7a131133ab39b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87cd14dfc0024459f9d8e594c95c5106.png)
![](https://img.xkw.com/dksih/QBM/2023/4/20/3220492268240896/3260429104324608/STEM/883bb566982f4a92abfc627914cc4934.png?resizew=130)
(1)试用向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e723e57753f0a4fe1ef8ca1aee0e2117.png)
(2)过点M作直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.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/9c70d3674afde7efd0bbafc68e50b828.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bfb6d4191082a234e18ba331fe1ec7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23c227da7ad9d24ae3e3740febf9f293.png)
您最近一年使用:0次
2023-06-15更新
|
330次组卷
|
5卷引用:江西省抚州市七校2022-2023学年高一下学期期中联考数学试题
江西省抚州市七校2022-2023学年高一下学期期中联考数学试题江苏省泰州中学2017-2018学年高一12月月考数学试题【全国百强校】福建省仙游第一中学2017-2018学年高一下学期第二次月考数学试题(已下线)2017-2018学年下学期期末复习备考之精准复习模拟题高一数学(C卷)(第02期)安徽省安庆市怀宁县新安中学2024届高三第二次质检考试数学试题
解题方法
6 . 已知向量
,
,
.
(1)若
,求
的值;
(2)若
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7a32c010a9a014087b78864532df072.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a191fadc54595e6c21896a62cf0998b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5caabda288fc01cc168938846eec5d2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/91b958a367fa2f08b6202a5a6ebf5e9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7efa27fc72a66ff3f778a128288fdb0b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab14f1db85f43583c37c416c1bcacd67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/833c530f8ca238c3af0a3d909bbdb495.png)
您最近一年使用:0次
2023-06-14更新
|
400次组卷
|
2卷引用:江西省宜春市丰城市第九中学2022-2023学年高一下学期期末考试数学试题
名校
7 . 已知向量
,
,设
,
.
(1)是否存在实数
使得
与
平行,若存在求出
,若不存在请说明理由;
(2)设函数
,当
时,
的最大值与最小值的和为
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c5a0c4358186ad030ffebbe9c9313f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dadc07f5cfbb1c0aaa6474d5a796a89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83f28f713c064be1150868b065e540a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edf2832c65d95e1eeeac2afdfd1d1e3c.png)
(1)是否存在实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cab6d590b099157b00b27bed96ba122c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a0a5133b8460df6c46da0e44051e2a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4e7d0191acd17b6a0330ed4e0682f24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
您最近一年使用:0次
名校
8 . 已知
,点Р是平面上任意一点,且
,下列命题正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c6c40347ace963dad3358084495f288.png)
A.若点P为![]() ![]() |
B.将![]() ![]() ![]() |
C.若![]() ![]() |
D.若点P在![]() ![]() ![]() |
您最近一年使用:0次
名校
9 . 已知向量
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a756d020ab3dca6da262fd09304812ad.png)
A.若![]() ![]() | B.![]() ![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2023-06-08更新
|
441次组卷
|
3卷引用:江西省乐安县第二中学2022-2023学年高一下学期6月期末数学试题
名校
解题方法
10 . 在
中,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be80fe9847c6b5c7bb21d18d7aad06d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7590a22611f3935d8e32eac956c2a4c1.png)
A.2 | B.3 | C.6 | D.12 |
您最近一年使用:0次
2023-06-01更新
|
940次组卷
|
4卷引用:江西师范大学附属中学2023届高三三模考试数学(理)试题