已知
,
,若
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e4d2bcf4cdaab2a07ddf3640bb7ffa.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fc61591216c20e739f205ba5c3ab62c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6a44560331d38697aa6498353b119b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2c444a4c30a8e27163c8323be7cf0d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/47e4d2bcf4cdaab2a07ddf3640bb7ffa.png)
更新时间:2019-03-07 00:04:41
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【知识点】 已知向量共线(平行)求参数解读