设
,
是不共线的两个平面向量,已知
若
,
,
三点共线,则实数
的值为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc783d6d7d021753cf1f8baa55065bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.2 | B.![]() | C.![]() | D.![]() |
更新时间:2020-03-10 13:07:24
|
【知识点】 已知向量共线(平行)求参数解读
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单选题
|
容易
(0.94)
解题方法
【推荐1】向量
与
不共线,
,
(
),若
与
共线,则
应满足( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52ebf3930a3a995c05a833765866272a.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
|
容易
(0.94)
解题方法
【推荐2】已知向量
共线,则实数x的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd13f862128cefde6b6ac576cde517da.png)
A.1 | B.![]() | C.6 | D.![]() |
您最近一年使用:0次