# How do you find the domain of p(t)=(t+9)/(t+3)?

Aug 22, 2017

$t \in \mathbb{R} , t \ne - 3$
$\text{solve "t+3=0rArrt=-3larrcolor(red)" excluded value}$
$\text{domain is } t \in \mathbb{R} , t \ne - 3$