Question

A={ 4,6,10,11,15} B={3,4,6,7,8,9} e C={2,3,5,7,11} ,determine:


c)(B Ո C) U A


f)A Ո ( B U C )​

Answer 1

C)
BnC = {3, 7}
(BnC)uA = {3, 4, 6, 7, 10, 11, 15}

F)
BuC = {2, 3, 4, 5, 6, 7, 8, 9, 11}
An(BuC) = {4, 6, 11}