Question 313125
Applying rules of log:
{{{ 2loga-3logb+4loga }}}
{{{ loga^2 - logb^3 + loga^4 }}}
{{{ log(a^2/b^3) + loga^4 }}}
{{{ log(a^2*a^4/b^3) }}}
{{{ log(a^6/b^3) }}}