已知向量
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70d94f3cbe1c563cedea29cf05c7feee.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/565b02ce99281535c7a23a583b47910a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1d1bb55663ae80ac69ebb15bdff49c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f054ba4a852dd318b3925a96f776fe6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70d94f3cbe1c563cedea29cf05c7feee.png)
更新时间:2024-04-07 13:24:54
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【知识点】 平面向量线性运算的坐标表示解读
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【推荐1】已知向量
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【推荐2】在四边形ABCD中,已知
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