Question

determine o MMC pelo processo de decomposição: a)MMC(5,21,30 b)MMC(9,18,36) c)MMC(6,20) d) MMC 8,12). GENTE ME AJUDE PRECISO DISSO PRA AMANHÃ​

Answer 1

$\geqslant \: resolucao \\ \\ a > \: mmc \: ( \: 5 \: \: . \: \: 21 \: \: . \: \: 30 \: \: ) \\ \\ 5.21.30 \div 2 \\ 5.21.15 \div 3 \\ 5.7.5 \div 5 \\ 1.7.1 \div 7 \\ 1.1.1 \\ \\ mmc \: > \: 2 \times 3 \times 5 \times 7 = 210 \\ \\ = = = = = = = = = = = = = = = = \\ \\ b \: > \: mmc \: ( \: 9 \: \: . \: \: 18 \: \: . \: \: 36 \: \: ) \\ \\ 9.18.36 \div 2 \\ 9.9.18 \div 2 \\ 9.9.9 \div 3 \\ 3.3.3 \div 3 \\ 1.1.1 \\ \\ mmc \: > \: 2 \times 2 \times 3 \times 3 = 36 \\ \\ = = = = = = = = = = = = = = = = \\ \\ c \: > \: mmc \: ( \: 6 \: \: . \: \: 20 \: \: ) \\ \\ 6.20 \div 2 \\ 3.10 \div 2 \\ 3.5 \div 3 \\ 1.5 \div 5 \\ 1.1 \\ \\ mmc \: > \: 2 \times 2 \times 3 \times 5 = 60 \\ \\ = = = = = = = = = = = = = = = \\ \\ d \: > \: mmc \: ( \: 8 \: \: . \: \: 12 \: \: ) \\ \\ 8.12 \div 2 \\ 4.6 \div 2 \\ 2.3 \div 2 \\ 1.3 \div 3 \\ 1.1 \\ \\ mmc \: > \: 2 \times 2 \times 2 \times 3 = 24 \\ \\ \\ \geqslant \leqslant \geqslant \leqslant \geqslant \leqslant \geqslant \geqslant \geqslant$