## Precalculus (6th Edition)

Can not be simplified $\log _{4}\left( 2x+5y\right) =\log _{4}\left( 2x+5y\right)$
$\log _{4}\left( 2x+5y\right) =\log _{4}\left( 2x+5y\right)$ It can not be simplified because there is no multiplication