解题方法
1 . 设向量
,
,若
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f9235bae0437afbf5127d68d016c2d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/959a7322c170b5a0afbbbd406a0368b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d76ee2e81f447f84a3e0b39c0388ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() | C.2 | D.1 |
您最近一年使用:0次
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2 . 在
中,
为边
的中点,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7961af3ab4513e4e8eaa061eaf697bd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd27dd5543eabc922bdbe03eb5bfd496.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
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解题方法
3 . 已知向量
,
,(
分别为正交单位向量),则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08f8ca68a4995177eda5f52cd34a95c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec72909f84718c44ee57ab7b7ff6a0da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a72ddff55a16841901fb9b89d971d20c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd01707e8d32f277b83c007a5b15bd7.png)
A.![]() | B.1 | C.6 | D.![]() |
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解题方法
4 . 已知向量
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0d0851d8dc23b3f6746cab53b2b9f3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fab3f98be01a622d8305cb05766929f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.-1 | B.0 | C.1 | D.2 |
您最近一年使用:0次
2024-06-08更新
|
801次组卷
|
2卷引用:海南省2023-2024学年高三学业水平诊断(五)数学试题
名校
5 . 已知向量
,
,点
,则点B的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0360f29a31a7a11ed1f5069a4fcef221.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5f1bce4a746bf066b3cfd8466df666.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e61dd6cbb403ec51f5af91bd0e351b6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
6 . 已知向量
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a93944d382b73bb691719b868fd69a54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f74cd42a16da88498dcb9e4dfc6d9ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd79264e130de60a100b001b5d45585c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9043a9716d4eb6b554bab52ab9f59e43.png)
A.![]() | B.![]() | C.3 | D.![]() |
您最近一年使用:0次
解题方法
7 . 已知向量
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/324ae9aabe9b5d2800807da07b3d0268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3286a5a084587b80929949a9c7b20183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f7d08d10754ff3903d139768f40530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
A.4 | B.2 | C.1 | D.![]() |
您最近一年使用:0次
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解题方法
8 . 已知向量
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa21b05a46e49cd1311d8ba6cd22f7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66d76ee2e81f447f84a3e0b39c0388ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.3 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
9 . 已知向量
,
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/355314f379eab30b26be60b334a2b9aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/078b551c62920347f0ea0f4efb7c1df3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/460e5ba67828c57daf2edb497fb52e56.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.2 | B.-2 | C.![]() | D.![]() |
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解题方法
10 . 在平行四边形
中,
,记
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/516452b17e772e9be507ff5b3befbac2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5dfdbbc32d83b85bf7725dbb320ca09e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d627b9a5b268fe69aa466f7c465c5f3f.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次