tolong dijawab no 1 sampai 5 serta caranya plizzz

2. A = {12,14,16,18,20,22}
B = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16}
C= {1,2,3,9,18}
D = {d, e, m, o, k, r, a, s, i}
3.c= {0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34}
d. ={31, 37,43,47}
5. K = {2,3,5,7,13}
L= {3,6,9,12}
(maaf ya jika jawababny salah)