[问答题]
A 650-N force acts in a northwesterly 0d d+h )tlpk.bdg3dqlnzxo(t, :-5rx i a3+a tzirection. A second 650-N force must be exerted in what direction so that the resultant of the two forces points westward? Illustrxr(azoqad gz 5+3 x3ttni,-l:ate your answer with a vector diagram.
