Set up the integral for the divergence theorem both ways. Then find the flux.

\(\displaystyle{F}{\left({x},{y},{z}\right)}={3}{x}\hat{{{i}}}+{x}{y}\hat{{{j}}}+{2}{x}{z}\hat{{{k}}}\)

E is the cube bounded by the planes \(x = 0, x = 3, y = 0, y = 3,\ and\ z = 0, z = 3\).