Question

dados log2=0,3010 e log3=0,4771,calcule:
log 5/2

Answer 1

Log(5/2) = log5 - log2
Log(5/2) = log(10/2) - log2
Log(5/2) = log10 - log2 - log2
Log(5/2) = 1 - 0.3010 - 0.3010
Log(5/2) = 1 - 0.6020
Log(5/2) = 0.398