已知
,
,若
三向量不能构成空间向量的一组基底,则实数
的值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c23d68dab0dbba75567f6573bd8ef8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5951824426d0a50e9aeb0ecb94f8e7c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
23-24高二上·湖北随州·阶段练习 查看更多[4]
湖北省随州市第一中学2023-2024学年高二上学期8月月考数学试题(已下线)专题 01 空间基底及综合应用(1)(已下线)专题 1.1 空间向量基本定理及基底求最值12种题型(1)(已下线)专题 01 空间基底及综合应用(1)
更新时间:2023-08-20 14:59:00
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【知识点】 空间向量基本定理及其应用
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【推荐1】已知向量{
,
,
}是空间的一个单位正交基底,向量{
+
,
-
,
}是空间的另一个基底,若向量
在基底{
+
,
-
,
}下的坐标为(
,
,3),则
在基底{
,
,
}下的坐标为______ .
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【推荐2】正方体
中,
分别是上底面
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______
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