Question

3. If U = {1,2,3,4,5,6,7,8), A = {2,4,6,8) and B = {2,4,8) then
(a) Write A' and B'.
(b) For the above sets A and B, prove that (AUB)' = A' B'​

Answer 1

Answer:

A'={1,3,5,7}

B'={1,3,5,6,7}

AUB={1,3,5,6,7}

(AUB) '={2,4,8}