Shameless plug, but if you consider log(x) as "time needed to grow by x" it's very clear why log(a) + log(b) = log(ab) http://betterexplained.com/articles/demy

Shameless plug, but if you consider log(x) as "time needed to grow by x" it's very clear why log(a) + log(b) = log(ab) http://betterexplained.com/articles/demystifying-the-natural-logarithm-ln/ http://betterexplained.com/articles/demystifying-the-natural...