Let F = (x2 + y)j. Let S be the closed surface surrounding the rectangular box with vertices: (0,0,0) (0,0, 3) (1,0,0) (1,0, 3) (1, 2,0) (1, 2, 3) (0, 2,0) (0, 2, 3) LLs Fn dS using the Divergence Theorem