Tolongin dong,no 3materi:relasi dan fungsi
Jawaban:
D. 126
Penjelasan:
Anggota A :
A = {2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18}
n(A) = 18
Anggota B :
B = {A, B, C, D, E, F, G}
n(B) = 7
Banyak Anggota A x B :
= n(A) x n(B)
= 18 x 7
= 126 (D)