Question

a={1, 2,5,7,9}, q={2, 3,5,9,11}, r={3, 4,5,7,9}ands={2, 3,4,5,8}, then find (P union Q) union R or (Q intersection S) intersection R​

Answer 1

[ (P ∪ Q) ∪ R ] ∪ [ ( Q ∩ S) ∩ R ]

{1,2,3,4,5,7,9,11}. ∪. { 3,5 }

{ 1,2,3,4,5,7,9,11 }