tolong donh dijawabya

1.a=1,2,3,4,5,6,7,8,9
b=1,3,5,7,9,11,13,15
c=2
d=1,2,3,4,5,6,7,8,9
e=-2,-1,1,2,3,4,5,6,7,8,9,10,11,12
f=0,1,2,3,4,5,6,7,8,9
2.a.bilangan ganjil habis bagi 3
b.3,6,9,12,15,18,21,24,27.