Math 30-2 Set theory

1. Write down the union and intersection of the following pairs of sets: (1) A = {1, 2, 3, 4, 5, 6} A UB = B = {1, 3, 5, 7, 9} An B = (ii) X = {a, b, c, d, e} XU Y = Y = {c, e, f, g} Xn Y = (iii) P = {x : x is a multiple of 2 between 9 and 21} Q = {x : x is a multiple of 3 between 10 and 20} PUQ Pn Q = (iv) M = {letters in the word 'COMPUTER'} N = {letters in the word 'CALCULATOR'} MUN = MON =