P P\,P is the point (2,3)(2, 3)(2,3) and Q Q\,Q is the point (5,7)(5, 7)(5,7). Write down as a column vector PQ⃗\vec{PQ}PQ.
R R\,R is the point (−1,4)(-1, 4)(−1,4) and S S\,S is the point (2,−2)(2, -2)(2,−2). Write down as a column vector RS⃗\vec{RS}RS.