已知向量
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cd7c9b2a2654f7886dfecfc3312fbc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07d1e50d1af0e2c3dd3260e97a49790f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59e912b86e064e678ab34210f3fa02ef.png)
A.1 | B.![]() | C.5 | D.25 |
更新时间:2020-03-15 10:41:12
|
A.1 | B.![]() | C.5 | D.25 |