Resposta:
[tex]30 = 2 \times 3 \times 5 \\ 42 = 2 \times 3 \times 7 \\ 48 = {2}^{4} \times3 \\ \\ mmc \: (30 \: e \: 42 \: e \: 48) = {2}^{4} \times 3 \times 5 \times 7 = 16 \times 3 \times 5 \times 7 = 48 \times 35 = 1680[/tex]
BONS ESTUDOS
