Use the divergence theorem to calculate the flux of the vector field F(x, y, z) = S of radius 4 centered at the origin and oriented outward. ff F· dà F. = S -3ayi - lyzj - 5xzk through the sphere (1 point) Use the divergence theorem to calculate the flux of the vector field F(x, y, z)= x³ + (2y - 3x²y)j + 7zk through the sphere S of radius 3 centered at the origin and oriented outward. JfF.dà -