discrete math

2. Let X = {2,3,5,7,9), Y = {3,5,6,8), and Z = {1, 2, 3, 8, 9} be subsets of the universal set U = {1, 2, 3, 4, 5, 6, 7, 8, 9). List the elements of the following sets. (a) (XUY) n 2) (b) X (Y\2)) (c) (X\Y) (YZ)