名校
1 . 在平面直角坐标系中,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11891d878d52466aca08423d7c0fddd5.png)
(1)若
,求
的值;
(2)若向量
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb5e9f09383af1fa1f5d36f1c3c307d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11891d878d52466aca08423d7c0fddd5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/208683a5ffda4cbc3ecfb41a4b0863ee.png)
(2)若向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc3bc87ca1239589ccff777730fea198.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2022-04-09更新
|
518次组卷
|
2卷引用:北京市第五中学2021-2022学年高一3月第一次阶段检测数学试题
名校
解题方法
2 . 已知向量
,
,那么与
共线的一个向量是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e705609358b31101cb6548e7effce65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53334f5bf35141746322c9123ac7167e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c22ba28c496c63bd22bad9b00be1c3a.png)
A.(6,4) | B.(4,6) | C.(0,4) | D.(1,6) |
您最近一年使用:0次
名校
解题方法
3 . 四边形
为平行四边形,已知点
,
,
.
(1)对角线
的长;
(2)设实数t满足
,求t的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f877f49ebcca3dc632948ef6a7ea7ea8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/466e8c438084aef563c6aaeff3bca583.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c6a5fd93ae39bae822bc23fcc83cca.png)
(1)对角线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(2)设实数t满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/201f063d0bb251d3be1fb5552f3033b1.png)
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4 . 已知向量
满足
,
,
.则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8ccba3b87a8a48ac3dd5f72d00bdb1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a04a5b951b6ce6c766a63e7a077e02c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a0ef3c10c2867b64ef705a71b1f7c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7677fa4ecba4dd4005f5a1b52cf86b82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84b8769d7bf2001355155359c70d8566.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-04-07更新
|
1564次组卷
|
6卷引用:北京市西城区2022届高三一模数学试题
北京市西城区2022届高三一模数学试题(已下线)临考押题卷02-2022年高考数学临考押题卷(北京卷)广东省广州市执信中学2021-2022学年高一下学期期中数学试题北京卷专题14平面向量(选择题)(已下线)9.3.2-9.3.3 向量的坐标表示和运算 向量平行的坐标表示1-2022-2023学年高一数学《考点·题型·技巧》精讲与精练高分突破系列(苏教版2019必修第二册) 新疆昌吉州行知学校2023届高三下学期第一次月考数学(理)试题
名校
解题方法
5 . 已知向量
=(3,4),
=(1,2),
=(-2,-2).
(1)求|
|,|
|的值;
(2)若
=m
+n
,求实数m,n的值;
(3)若(
+
)∥ (-
+ k
),求实数k的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
(1)求|
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
(3)若(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
您最近一年使用:0次
6 . 已知向量
,
,
在正方形网格中的位置如图所示,用基底
表示
,则( )
![](https://img.xkw.com/dksih/QBM/2022/3/24/2943024912302080/2943173408645120/STEM/ee98c845-d99d-451f-82e8-713d61017b7d.png?resizew=188)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb573cc0f30d5c32cdad1510793f0e7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3908e03d141b78d56043b00617f900e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb573cc0f30d5c32cdad1510793f0e7b.png)
![](https://img.xkw.com/dksih/QBM/2022/3/24/2943024912302080/2943173408645120/STEM/ee98c845-d99d-451f-82e8-713d61017b7d.png?resizew=188)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
7 . 已知向量
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e6fc2ffb4e0e4797158ddfe5fe62059.png)
_______ ;若
,则实数
的值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d490b3a703f54b2ec0f217980c9e85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec6301552b9105c86d0b76ddc5e8829.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e6fc2ffb4e0e4797158ddfe5fe62059.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14d11c43bcd43124b4da9c92cba8974c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
您最近一年使用:0次
2021-09-26更新
|
464次组卷
|
3卷引用:北京市第八十中学2023届高三上学期12月期末数学模拟试题
名校
8 . 已知向量
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02623a36afb5d8eedc5e65e5993c322f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d94922a225d57868130a5764c3f7c58a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/467405b57ddf673891dd4bc7a2b1507a.png)
A.![]() | B.11 | C.-10 | D.10 |
您最近一年使用:0次
2021-07-24更新
|
410次组卷
|
4卷引用:北京市第二十四中学2021-2022学年高一下学期期中考试数学试卷
北京市第二十四中学2021-2022学年高一下学期期中考试数学试卷北京市第二十四中学2021-2022学年高一下学期期中考试数学试卷北京市第十二中学2020-2021学年高一下学期期中数学试题(已下线)考点17 平面向量的基本定理及向量坐标运算-备战2022年高考数学一轮复习考点帮(浙江专用)
名校
解题方法
9 . 如图,每个小正方格的边长都是
,则
的值为( )
![](https://img.xkw.com/dksih/QBM/2021/5/31/2733106876497920/2735550526103552/STEM/89fb6bf8-5966-46fe-b956-a6ccab0ebcd0.png?resizew=203)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10e0f82be542b294116afaa92946dbc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1884dd7bea1b00c41563bc4abcd9d422.png)
![](https://img.xkw.com/dksih/QBM/2021/5/31/2733106876497920/2735550526103552/STEM/89fb6bf8-5966-46fe-b956-a6ccab0ebcd0.png?resizew=203)
A.1 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2021-06-09更新
|
983次组卷
|
3卷引用:北京市第九中学2022届高三下学期保温考试数学试题
名校
10 . 已知向量
,
,其中
,
.
(1)求
,
;
(2)求
与
夹角
的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5f878ccf2aeadc033bc0c1e771dccac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1789ec3945557b8c9b7a0d536acdfdad.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5e89d2c5bddea5fd0e546d5d3c437c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e231c557f7fa2289ba7f09d8e4c3be07.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b0fe4d834e8eaca89ceaf9c64cdabd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27c250094127e2b3c878d68213b60407.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
您最近一年使用:0次
2021-04-12更新
|
352次组卷
|
3卷引用:北京市第十二中学2021-2022学年高一下学期期末数学试题