Let ` A= {2,3,5,7,11,13,} and B={5,7,9,11,15}` be subsets of `U={2,3,5,7,9,11, 13, 15}`.
Using Venn diagrams, verify that :
(i) `(A cup B)' =(A' capB')`
(ii) ` (A cap B)'=(A'cup B')`