1. Which of the following electric potentials does not satisfy Laplace's equation: a) V(x, y, z) =2x+5 = b) V(x, y, z) 10xy c) V (r, 0, 0) = r cos (4) d) V(r, 0, 0) = 10/r e) V (r,o, z) = cos($) + 10 |