Charge q1 = 1.40 x 10-8 C is placed at the origin. Chargesq2 = -1.80 x 10-8 C and q3 = 2.10 x 10-8 C are placed at points (0.180 m,0.000 m) and (0.000 m,0.240 m),respectively, Determine the net electrostatic force (magnitude and direction) on charge q3.