Question

Tolong Bantu no 36 dong thxU

Answer 1

S = {1,2,3,4,5,6,7}
A = {2,5}
B = {3,5,6}
U artinya gabungan
(A U B) = {2,3,5,6}
(A U B) komplemen artinya anggota yg bukan A U B , yaitu {1,4,7}