Răspuns :
a) 1)D={1,3};2)D={1,2,3,4,6,12};3) D={1,2,3,4,6,7,12,14,21,28,42,84}
b)M3={0,3,6,9,12,..}
M12={0,12,24,36,48,...}
M84={0,84,168,256,336,..}
b)M3={0,3,6,9,12,..}
M12={0,12,24,36,48,...}
M84={0,84,168,256,336,..}
a)D3={1,3}
D12={1,2,3,4,5,12}
D84={1,2,3,4,6,7,12,14,21,28,42,84}
b)M3={3,6,9,12,15}
M12={12,24,36,48,60}
M84={84,168,252,336,420}