名校
1 . 已知平面向量
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8ef55542504e8d147448cbfb6eaad7a.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a08ed47d6563ffa369eec7374cccffd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c8c7957ccbd46c56c3eddfe7ed5199.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1afa49dbaa99a0d7a7a6d18b3fe42091.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8ef55542504e8d147448cbfb6eaad7a.png)
您最近一年使用:0次
2022-08-22更新
|
619次组卷
|
9卷引用:贵州省贵阳市2023届高三上学期8月摸底考试数学(文)试题
解题方法
2 . 若向量
与
共线,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5178c7ec834b7206ebb2c19057f047d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/847126af87008b9d27d74ebcad0f03b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd01707e8d32f277b83c007a5b15bd7.png)
A.0 | B.2 | C.39 | D.49 |
您最近一年使用:0次
2022-03-18更新
|
680次组卷
|
2卷引用:贵州省遵义市2022届高三下学期开学考试数学(理)试题