名校
1 . 已知点
,向量
,点
是线段
的三等分点,求点
的坐标________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/685d31faa9b3bc099e4c5a11b80088f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8dec258a7913d640939e2aa7259b1ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
解题方法
2 . 已知向量
在正方形网格中的位置如图所示.若网格纸上小正方形的边长为1,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03132203fb50ce7d2a7258db049d14f2.png)
A.4 | B.1 | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
3 . 已知向量
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a53d4e3286df62e86ad3bbb46c1aaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/113e23aeeee5e4eeb50e65f08ec4be37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
您最近一年使用:0次
解题方法
4 . 已知向量
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81f4dcf415977dea53f52a85b6b82136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5a6d96e46431eb0d20b531facda401.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd1605613223ba79e25d6448725f3830.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
您最近一年使用:0次
名校
5 . 已知向量
,若
与
反向共线,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa2ed20c13b53e504f8ecc07e65e789.png)
![](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/cb74499b8965b3f6c9acfbbb168df438.png)
您最近一年使用:0次
6 . 软木锅垫的正、反面可加置印刷公司logo、图片、产品、广告、联系方式等,表面较强的摩擦力既可以防止玻璃、瓷杯滑落,又可保护桌面不被烫坏.如图②,这是一个边长为20厘米的正六边形的软木锅垫
,则下列选项正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
A.向量![]() ![]() ![]() |
B.![]() |
C.![]() |
D.点![]() ![]() ![]() |
您最近一年使用:0次
解题方法
7 . 在
中,
交于点
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffa36c5b82346a09f5dedd03102ca55f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e2e0cab3b6c2ab617079e40ac5e7a1b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-05-15更新
|
598次组卷
|
2卷引用:山东省烟台市2024年高考适应性练习(二模)数学试题
8 . 下列向量
与![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
不共线 一组的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
9 . 平面内给定三个向量
,
,
.
(1)求满足
的实数m,n.
(2)若
满足
,且
,求
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29b6b7f33003606c66bb6511fa8b0a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14dfa17632f933e0468b8a7864259517.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb7bc8d458d57e3721c6c30cb6570adc.png)
(1)求满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4a5e281f06621bd090489d10da41e6.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b76118bdca6c463cfb19b66f30281c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8a51215462c6f53f5fc33ab50b43a8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0f2d7a4a788a8de4246248d1c297a3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b76118bdca6c463cfb19b66f30281c4.png)
您最近一年使用:0次
2024-05-12更新
|
350次组卷
|
2卷引用:山东省威海市第一中学2023-2024学年高一下学期4月月考数学试题
名校
解题方法
10 . 设向量
,
,
,且
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78b3515de9a26c0397039e077f272b1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f74cd42a16da88498dcb9e4dfc6d9ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e01650cac6c316429f7b204c922fcd0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb66bb572d7dab994383914c7907b24e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
A.3 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次