16:35 *45 8.00 KB/S . . . 55 phpVAmKC3 (1032x294) 5. (10 points) Consider a continuous random vector (X, Y). Its joint density function 0 , is p(x, y) = fe (2x+cy), for x > 0,y > 0, otherwise. (a) Determine the constant c. (b) Find marginal density functions of X and Y ( Px (x) and py (v) ). (c) Are X and Y independent? E O