If a vector #vec (SQ)# = #vec (QS)# then what does it mean?

Question

is this condition possible?

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Answer 1 · 2016-12-28T09:21:07

It is not possible. It should be #vec(SQ)= -vec(QS)#.

#vec(SQ) =vec(QS)# is not a possible condition

That means they have the same magnitude but different directions but it should be #vec(SQ)= -vec(QS)#.