已知向量
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64ea36978e291ee7932133a4123d7d45.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0b6125bc822e293f23f0188c5cd5892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64ea36978e291ee7932133a4123d7d45.png)
更新时间:2022-12-29 15:25:48
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【推荐1】若向量
,
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__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80d769ab21af5365d3c00dc617375ce4.png)
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您最近一年使用:0次
填空题-单空题
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容易
(0.94)
名校
解题方法
【推荐2】若
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________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0da386fb436531d277dac913d9d627.png)
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您最近一年使用:0次