已知向量
,
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c62e129e83bac82e8a05d697e8f2478f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97221f14071b678ae293157670280d55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4963c91a7d78723fbe8a78ad9b3eb83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
更新时间:2017-03-06 11:30:39
|
【知识点】 由向量共线(平行)求参数解读
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