Three charges are located in the x-y plane (see plot below), with Q1 = -4.00 JC, Q2 = 3.00 JC and Q3 = 5.00 JC. Note that the charges are located at grid intersections points. N y (m) buNHOr Q1 Q3 -5 -4 -3 -2 -1 0 1 2 3 4 5 x (m) Calculate the total work required (by external forces) to transport Q1 and Q2 from their location to infinity