find-D-x-y-2-e-x-2-y-2-dxdy-with-D-x-y-R-2-0-lt-x-lt-1-and-0-lt-y-lt-1-x-

Question Number 27185 by abdo imad last updated on 02/Jan/18

f i n d \int \int_{D} {(x + y)}^{2} e^{x^{2} - y^{2}} d x d y w i t h

D = {(x, y) \in R^{2} / 0 < x < 1 a n d 0 < y < 1 - x} .