若向量
,
,且
,则实数
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/499c224da9e9914759b070d877210416.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9364968214f6c75cbfa29090e858eef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5aa846a5b7c96fe2ce665eb1ea5f0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2021-09-04 10:05:02
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【推荐1】向量
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【推荐2】如图所示,网格小正方形的边长为1,若向量
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填空题-单空题
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【推荐3】已知向量
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___________ .
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