Step-by-step explanation:
Look at the picture.
[tex]\text{The function is increasing on the intervals:}\ \left<-3,\ 0\right>\ \text{and}\ \left<4,\ 9\right>\\\\\text{The function is decreasing on the interval:}\ \left<-6,\ -3\right)}\\\\\text{The function is constant on the interval:}\ \left<1,\ 4\right>\\\\\text{The domain of the function:}\ \left<-6,\ 0\right>\ \cup\ \left<1,\ 9\right>[/tex]
