Question

solve it plzzzzz help me

Answer 1

hope this will help you

Answer 2

AuB=(1,3,5,6)

AuC=(1,3,5,7)

BnC=(3)

AuB=(1,3,5,6)

Au(BnC)=(1,3,5)

(AuB)n(AuC)=(1,3,5)