HW11: Problem 8 Previous Problem List Next (1 point) For each vector field Fr, y,z), compute the curl of F and, if possible, find a functionf(x, y,z) so that F function f exists, enter NONE. Vf. f no such (a) Suppose F(x, y, z) = (2yze2ryz + 3z2 cos(xz2 )it (2xze2ryzyt (2xye2ryz + 6xz cos(xz2))k. curl(F)- f(x,y, z) = (b) Suppose F(x, y, z) =-+-+ curl(F f(x,y,z) = (c) Suppose FOx, y, z)-(-3y, 2x, 62 curl(F)- f(x,y, z) =