Question

calcular o log 625/5 + log 100 - log 27/3

Answer 1

log 625/5 + log 100 - log 27/3 =
log 5^(4)/5 + log 10² - log 3³/3 =
4.log 5/5 + 2.log 10 - 3.log 3/3 =
4.log 1 + 2.1 - 3.log 1 =
4.0 + 2 - 3.0 = 
2