Find the Flux of the Vector Field F Across the Surface

question 252

Multiple Choice

Find the flux of the vector field F across the surface S in the indicated direction.
-F(x, y, z) = xyi + yzj + xzk , S is the surface of the rectangular prism formed from the coordinate planes and the planes x = 1, y = 4, and z = 4, direction is outward

• A) 36
• B) 144
• C) 8
• D) 72