Question

cmmdc si cmmmc a numerelor a)20 si 45 b)18 si 24 c)60 si 84 d)72 si 96

Answer 1

Răspuns:

a)20=2^2×5

45=3^2×5

c.m.m.d.c=5

c.m.m.m.c=2^2×3^2×5=4×9×5=36×5 =180

b)18=2×3^2

24=2^3×3

c.m.m.d.c=2×3=6

c.m.m.m.c=2^3×3^2=8×9=72

c)60=2^2×3×5

84=2^2×3×7

c.m.m.d.c=2^2×3=4×3=12 c.m.m.m.c=2^2×3×5×7=4×3×5×7=12×5×7=60×7=420

d)72=2^3×3^2

96=2^5×3

c.m.md.c=2^3×3=8×3=24

c.m.m.m.c=2^5×3^2=32×9=288

^ =la puterea

sper că te-am ajutat!