Question

If A = { 1,2,3,6,11,18,21}, B = { 5,7,9}, then AU((AUB)∩B) is equal to

Answer 1

• AUB = {1, 2,3,5,6,7,9,11,18,21}
• (AUB)intersection Between = {5,7,9}
• AU(AUB) INTERSECTION BETWEEN= {1, 2,3,5,6,7,9,11,18,21}