LetS= {Arthur, Dirk, Frans, Henrika, Johan, Klaas, Sarie, Tina} be the universal set with subsetsA= {Dirk, Frans, Johan, Sarie},B= {Frans, Henrika, Klaas, Sarie, Tina}, andC= {Frans, Hans}.

Find the number indicated.

n(A?B')

Let S = {Arthur, Dirk, Frans, Henrika, Johan, Klaas, Sarie, Tina} be the universal set with subsets A = {Dirk, Frans, Johan, Sarie}, B = {Frans, Henrika, Klaas, Sarie, Tina), and C = {Frans, Hans}. Find the number indicated. n(An B)