diketahui a = 2,5,7,20),b = 2,3,7,25. C= 2,3,5,18. A. A© b.B© c.c© d.(a n b)© e. (a u b)© f. (a n b)© g.a© n (a u b)© h.(a n b) © n ( a n c)©

A. Complemen A = {3,18,25}
B. Complemen B = {5,18,20}
C. Complemen C = {7,20,25}
D. Complemen (anb) = {5,18,20,25}
E. Complemen (aub) = {18}
F. Complemen (anb) = {5,18,20,25}
G. Complemen A n (aub) = {18}
H. Complemen (anb) n Complemen (anc) = {18,20,25}