Log_3 18 - log_3 2 log_3 frac 18 2 log_3 9. The function accepts both real and complex inputs. Log Y X Y 10 X.
The formula for the common logarithm is.
Ln 4 log 4 log e ln 4 mathbf color purple dfrac log 4 log e ln4 logelog4. Since getting an actual decimal value is not the point in exercises of this sort the converting using change-of-base is the point just leave the answer as a logarithmic fraction. Logax logx loga logax lnx lna log a x log. For x 1 this is just the area under the curve y 1 t from 1 to x.