Logarithm
A logarithm is a shorthand way of expressing exponentional notation.
Introductory
The general form for a logarithm can be expressed as which means
. We would read this as "The logarithm of y base x is z".
We have
. To express this in Logarithmic notation, we would write it as
.
When a logarithm has no base, it is assumed to be base 10.
Logarithmic Properties
These hold for all logarithms.