已知三个向量
、
及
共面,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a49249e0fae2eb5919b11762b5c27e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16da0720d7621c91b0ea363249f85c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/538263e1b52ad29e98ff6e33187548ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-11-14 00:51:32
|
【知识点】 空间向量共面求参数
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单选题
|
容易
(0.94)
名校
【推荐1】已知向量
,
,
,若
共面,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3424ff6717d83d42983b986ac7b8db4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e29e6daba85846dfa17d242e13100276.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04c4fcd28b9803e1f79d91c5af7c4b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23c5d7ba714351d679bbbb287af5aaec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.1 | C.1或![]() | D.1或0 |
您最近一年使用:0次
单选题
|
容易
(0.94)
名校
【推荐2】已知
,1,
,
,3,
,
,7,
,点
,
,
在平面
内,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226f0ba42e3027a9f2de6bb4acd42dd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2324a65e345753fdd1db2354bfb0ee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25b606f5fd1eb8ac2434c585a7a58e08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdcf8a317ccc87a1bf8e17852fddbe29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b3d4ef8fbc8bbb2ed18190f3efd469a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79ceb2ecf01784e33f1f466956c609a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b13da00eed4b9f1d4450456b310de1a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2324a65e345753fdd1db2354bfb0ee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.![]() | B.1 | C.10 | D.11 |
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