Question

If a={3,4,5,7} and b={1,2,3,4,6} prove that (a intersection



b.Union (a-b) =a

Answer 1

a={3,4,5,7};b={1,2,3,4,6}

a)intersection={3,4}

union={1,2,3,4,5,6,7}

(a-b)=a :-{5,7}