7. The joint probability densty functionf of random variables X and Y is given by f(x,y) = xy/9, 0

7. The joint probability densty fimctionf of random variables X and Y is given by a. b. c. d. e. f(x,y) = xy/9, f(x,y) = O Find marginal density function Are random variable Y, X independent? Find conditional distributiob fx(xly) Evaluate 2Y) Find otherwise 6p 2p 2p 1 Op 2p