And y is the number to take the log of. Setting and which corresponds to using a loglog graph yields the equation. Bring all the logs on the same side of the equation and everything else on the other side.
In other words the logarithm of y to base b is the solution y of the following equation.
Log b 1 0. Online Negative Log Calculator. The logarithm log b x y is read as log base b of x is equals to y. X log b b x.