QUESTION 3 Let A = {1, 2, 3, 4, 5}, and let R be the relation on A defined as follows: R = {(1, 3), (1, 4), (2, 1), (2, 2),

(2, 4), (3, 5), (5, 2), (5,5)} (a) Write down the matrix representation of R. (b) Draw the graphical representation of R.