The Purplemath Forums

Consider the following sets: A = {2, 3, 4, 5} B = {1, 2, 6} C = {6, 7, 8, 9, 10} D = {1, 2, 3, 4, 5, 6, 8} E = {1, 2, 4, 6, 8, 10} F = {0, 2, 3, 4, 6, 7, 8, 11} X = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12} Given the universal set X what is A C ? This problem was given as a practice problem but we hav...