已知向量
,
,且
,则实数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37930359c4d5175cfd385511525c39d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ebb1fba1be516599353610c4d15b4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02f7d08d10754ff3903d139768f40530.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
更新时间:2023-03-15 00:13:02
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【知识点】 由向量共线(平行)求参数解读
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