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1 . 如图,点O是正六边形
的中心,则下面结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
A.![]() | B.![]() | C.![]() | D.向量![]() ![]() |
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2022-07-09更新
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1044次组卷
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4卷引用:北京市顺义区第一中学2022-2023学年高一下学期5月月考数学试题
北京市顺义区第一中学2022-2023学年高一下学期5月月考数学试题北京市通州区2021-2022学年高一下学期期末质量检测数学试题(已下线)专题01平面向量线性、数量积运算4种常考题型归类-《期末真题分类汇编》(北京专用)平面向量基本定理
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解题方法
2 . 已知同一平面内非零向量
,下列结论中正确个数的为( )
①若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ce380bce6978d2acd0742bed4e98e6.png)
②若
,则
不能作为此平面内的一组基底
③若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5aa846a5b7c96fe2ce665eb1ea5f0e.png)
④若
,则
或![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ecfaf651f46c6915a3f463d67ec0e5c.png)
⑤
在
方向上的投影向量为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f057d8b12720e8841dad5cf78f1bf3ed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96022a881e03e32d3483d997c3f170c6.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c9e602f8855225688f3c5f4c6a10d37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ce380bce6978d2acd0742bed4e98e6.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0fc4cd72b89a33bf68aa756a0c8d013.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3908e03d141b78d56043b00617f900e3.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/480e7839b807ca5c0c6c4028eba6c00c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5aa846a5b7c96fe2ce665eb1ea5f0e.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42520c17641723a393ff87f0e7755a8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ce380bce6978d2acd0742bed4e98e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ecfaf651f46c6915a3f463d67ec0e5c.png)
⑤
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f057d8b12720e8841dad5cf78f1bf3ed.png)
A.0 | B.1 | C.2 | D.3 |
您最近一年使用:0次