Question

3. Let A = {a,b,c}, B = {b, d, e) and C = {e, f, g), verify that :
(i) AU B = BUA
(ii) (AUB) U C = A U (BUC)
(iii) An B = B A
(iv) (
AB) C = A (
BC)​

Answer 1

Answer:

4 is the correct answer of this question

Answer 2

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