Question

Expand the following.
$\log \left(\frac{p^2{q}^3}{r^4}\right)$

Answer 1

$\log \left(\frac{p^2{q}^3}{r^4}\right)=\log p^2{q}^3-\log r^4$

$=\log p^2+\log q^3-\log r^4$

$=2\log p+3\log q-4\log r$