Chapter 1 [ATTACH=full]2311[/ATTACH] [ATTACH=full]2312[/ATTACH]
complement C' , is all what is in U and not in C if the universal set is U ={0.1,2,3,4,5,6,7,8,9} and C={1,3,4,6}, then C' ={0,2,5,7,8,9}