Question

if A={1,3,5,7} B={1,2,3,4,5,6} find a-b and b-a​

Answer 1

Answer:

A={1,3,5,7} B={1,2,3,4,5,6}

B-A = {1,2,3,4,5,6} - {1,3,5,7}

= {2,4,6,7}