Matrix question

Question 1: Consider the following pay-off (game) matrix. e 3 M= 2e x n 4 3 1 y a) For what values is x a saddle value? (The numbers should be in decimal form with two digits after the decimal point) b) Why can't x and y both be saddle values? Because the )th and the, _ )th elements of M are c) What must the values of y be so that the 3" column is dominant with respect to the 4" column? d) What must the values of y be so that the 3" row is recessive with respect to the 2nd row when x =1