设
,
是两个不共线的平面向量,若
,
,
,且
三点共线,则实数
的值为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8315ec34019d719771152be2252106e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cf39ca3294f5520518dd4f1c0609876.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5381d4e474ba0a6d8b003a2d82a6e61d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0620830c87d0d1c19e63e2968e2a904.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d471554c8f4e94c8d1f68cb47efa6c59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a65183d238c9bc2be73770717d890683.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
18-19高二下·江苏常州·期中 查看更多[3]
【校级联考】江苏省常州“教学研究合作联盟”2018-2019高二下学期期中考试数学(理)试题(已下线)2019年12月10日《每日一题》选修2-1理数-共线向量与共面向量广东省广州市第六十五中学2022-2023学年高二上学期10月月考数学试题
更新时间:2019-12-09 22:21:54
|
【知识点】 已知向量共线(平行)求参数解读
相似题推荐
填空题-单空题
|
较易
(0.85)
解题方法
【推荐1】已知
,向量
不共线,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e68a83b4093280ea8750677f6828bf47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64fa2fcefaf3d8868da0cb52877c5247.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff841d74d1dedea5ca1ae0817ddd7bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
解题方法
【推荐2】已知
,
是不共线的向量,
,
,
,若A,B,C三点共线,则实数
,
满足__________ .
![](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/d1d0bb39708ef81b0150789d3315c25f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ba594b9ad9566ead7e72b20d14b50ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e4bc5a3d2b0daf87577a26b2aab86df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1100379a4385b9ce064847bc21760adc.png)
您最近一年使用:0次