Question

Sa se afle c.m.m d.c.al numerelor:a)3,4,12;b)15,18,30;c)72,144;d)96,84,e)105,735,525,;f)700,280,g)450,90,150;h)137,274;i)3,013,1,441;j)880,1,694. Va rog ajutatima.

Answer 1

3=3
12=3×2×2
4=2×2
(3,4,12)=1
15=5×3
18=3×3×2
30=5×2×3
(15,18,30)=3
72=3×3×2×2×2
144=2×2×2×2×3×3
(72,144)=3×3×2×2×2=>72