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1 . 已知向量
,
,
,则有( ).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4586845b6fdb84e825c175dadfd78201.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31220caa7d1f73f768a9262b4cbdbdec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9ca90f2fe0d2952d734fc1c45fd41c1.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2022-09-28更新
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703次组卷
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4卷引用:天津市河东区2022-2023学年高二上学期期中数学试题