मान लीजिए कि U={1,2,3,4,5,6,7,8,9},A={1,2,3,4}, B={2,4,6,8} और C={3,4,5,6} तो निम्नलिखित ज्ञात कीजिए ।
`(i) A' " " (ii) B' " " (iii) (A cup C)'`
(iv) `(A cup B)' " " (v) (A')' " " (vi) (B-C)'`

Answer

{1,3,5,7,9}