Part b please<br/><img src="https://media.cheggcdn.com/media%2Fa1a%2Fa1a2ab71-343e-4a92-a99c-92e482480eb6%2Fimage.png" alt="Consider the bivariate distribution for (X,Y) with joint density f(x, y) = 쓰exp {-G+Az)y?) on a >0, yER. (a) Show that fx(x), the marginal density of