Question

for any two sets A,B verify that A-B,B-A are disjoint sets

Answer 1

If A ={5,6,7} and B={1,4,3} These are disjoint sets .It means when ina two sets there are different elements it said to be disjoint sets

Answer 2

if A= ( 1 2 3 ) B= (6 7 8 ) then both are said to be disjoint sets as both donot have any common elements