Question

Let U = {1, 2, 3, 4, 5, 6, 7}, A = {1, 2, 3, 4}, B = {1, 2, 5, 6}, and C = {3, 5, 7}. List all the members of the given set. (Enter your answers as a comma-separated list.)

(A ∪ B) ∩ C

Answer 1

(A ∪ B) = {1,2,3,4,5,6}

{1,2,3,4,5,6} ∩ {3, 5, 7} = {3,5}