In (Figure 1), 91 - +1.8 nC and 92 - -3.2 nC, and the side length of the square is 0.15 m. Figure 92 < 1 of 1 > Part A What is the electric potential at point A? Express your answer to two significant figures and include appropriate units. Value Submit Part B A Submit Value Units Request Answer What is the electric potential at point B? Express your answer to two significant figures and include appropriate units. H Units ? Request Answer ?