# Which of the point P(5, -1), Q(3, -2) and R(1, 1) lie in the solution :

Which of the point P(5, -1), Q(3, -2) and R(1, 1) lie in the solution of the system of in equations (x + y) < and + 4 and (x – y) > and =2 ?

(a) Q and R only

(b) P and R only

(c) P and Q only

(d) P, Q and R