已知非零向量abc满足,|a-b|=1,(a-c)乘(b-c)=0已知非零向量a,b,c满足,|a-b|=1,(a-c)乘(b-c)=0,c的模长最大小值为m,n.求m-n等于多少
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已知非零向量abc满足,|a-b|=1,(a-c)乘(b-c)=0
已知非零向量a,b,c满足,|a-b|=1,(a-c)乘(b-c)=0,c的模长最大小值为m,n.求m-n等于多少
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