Question 300315
{{{ln 3x + 4 ln x - ln 3xy}}}
{{{ln 3x + ln x^4 - ln 3xy}}}
{{{ln (3x)(x^4) - ln 3xy}}}
{{{ln 3x^5 - ln 3xy}}}
{{{ln ((3x^5)/(3xy))}}}
{{{ln ((x^5)/(xy))}}}
{{{ln (x^4/y)}}}