How do you expand the logarithmic expression ln (x/3y)?

1 Answer
Jul 2, 2018

ln(x/3y)=lny+lnx-ln3

Explanation:

Use the fact that ln(ab)=lna+lnb and that ln(a/b)=lna-lnb to get that ln(x/3y)=lny+ln(x/3)=lny+lnx-ln3.