Question

Compute ##S y dS over the triangular region in
3-space with vertices (4, 0, 0), (0, 4, 0) and (0, 0, 2).

Answer 1

find the surface are of the given triangular plane?

Answer 2

err double integral of y with respect to S over the triangular region in 3-space with vertices (4, 0, 0), (0, 4, 0) and (0, 0, 2).