1 . 已知向量
,其中在同一平面的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3352ef5f607b600467e786b4e0654e32.png)
A.![]() |
B.![]() |
C.![]() |
D.![]() |
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2 . 已知点
,直线DE平行
所在的平面,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c97c38ebabb72f066490daa8eb978cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知
,
,
,若
,
,
三向量共面,则实数
( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90136425bd2ec9d496c1552053ac8560.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f8d1f9a6dee8ba17cc47f09c8c2a24c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01073cf0f7c5a00a4612926d029521a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
A.-1 | B.1 | C.2 | D.-2 |
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2023-11-05更新
|
247次组卷
|
3卷引用:湖北省“荆、荆、襄、宜四地七校”考试联盟2023-2024学年高二下学期期中联考数学试卷变式题1-5
(已下线)湖北省“荆、荆、襄、宜四地七校”考试联盟2023-2024学年高二下学期期中联考数学试卷变式题1-5北京市大兴区第一中学2023-2024学年高二上学期10月月考数学试题北京市第六十五中学2023—2024学年高二上学期期中考试数学试题
4 . 已知向量
,若
共面,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942741c67eefd294d74b656912f93032.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.2 | B.3 | C.![]() | D.![]() |
您最近一年使用:0次