Question

(AUB)=(A-B)U(B-A)U(A intersection B)

Answer 1

A-B = AnB'
B-A = BnA'
(A -B)U (B-A)= the elements that are only in A and B which are not common in A and B
(AnB)= elements common inA and B
(A -B)U (B-A)U(AnB)= elements in A and B and common for both = AuB

Answer 2

Answer:

Step-by-step explanation: