Question

Calcule o valor de log 54, considerando os valores log 2= 0,3 e log 3= 0,4.

Answer 1

Resposta:

MMC (54)

54|2

27|3

9|3

3|3

1

$log \: 54 \\ log \: (3 ^{3} \times 2) \\ log \: 3 ^{3} + log \: 2 \\ 3 \: log ^{3} + 0.3 \\ 3 \times 0.4 + 0.3 \\ 1.2 + 0.3 \\ 1.5$