contestada

Given that Q1 = 5.20 nC, Q2 = -2 nC, A = 6.70 cm, and B = 3.00 cm, what is the magnitude of the electric field at point P?
a) 112.81 N/C
b) 130.49 N/C
c) 145.63 N/C
d) 158.24 N/C