题文
若向量
的夹角为60°,

,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“若向量的夹角为60°,,则=( ).....”主要考查你对 [向量数量积的运算 ]考点的理解。
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