Question

if u={1,2, 3, 4, 5, 6, 7, 8, 9}, A={1, 2, 3, 4}, B={2, 4, 6, 8} and C={3, 4, 5, 6} find
A1 and
B-C

Answer 1

hi friend since U = {1,2,3,4,5,6,7,8,9} and A = {1,2,3,4} so A' = U - A = {5,6,7,8,9}
and B-C = {3,5}
Hope this will help you.
Thank you