Solve the following problems: Show all possible solutions Q1. Given that (x,y)=(3x+2y)/5k if x=−2,3 and y=1,5, is a joint probability distribution function for the random variables X and Y. a. Find: The value of K b. Find: The marginal function of x c. Find: The marginal function of y. d. Find: (f(x∣y=5)