Răspuns:
12 = 2² × 3
cmmmc (2; 12) =2² × 3=12
cmmdc (2; 12) = 2
_____________
6 = 2 × 3
24 = 23 × 3
cmmmc (6; 24) = 2³ × 3 = 24
cmmdc (6; 24)= 2 × 3=6
_____________
4 = 2²
12 = 2² × 3
cmmmc (4; 12) = 12 = 2² × 3=12
cmmdc (4; 12) = 2²=4
__________
15= 3 × 5
cmmmc (5; 15) =3 × 5=15
cmmdc (5; 15) = 5
_________
14 = 2 × 7
cmmmc (7; 14) = 2 × 7=14
cmmdc (7; 14) = 7
