题文
若向量
满足

,且

与

的夹角为

,则

( )。 题型:未知 难度:其他题型
答案

解析
该题暂无解析
考点
据考高分专家说,试题“若向量满足,且与的夹角为,则.....”主要考查你对 [向量模的计算 ]考点的理解。
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