U = {x|x is an odd prime number less than 15}
A = {2,7,13}
B = {7,13}

1) A'
2) B'
3) (A u B)'
4) (A n B)'
5) A u B'
6) A' u B
7) A n B'
8) A' n B
9) A' n B'
10) (A')' ​