If universal set U={1,2,3,4,5,6,7,8,9}, A={1,5,6},B={4,8,9},C={3,2,6} Find the following: (i) `A cap phi` (ii) `(A cup B)` (iii) `B cap A`,

Explanation

(i) `phi`
(ii) {2,3,7,10}
(iii) {2,3,7,10}