Question $1,2\mathrm{.}1\mathrm{.}5$

HW Score: $0\mathrm{.}93\%,0\mathrm{.}33$ of $36$ points

Part $1$ of $3$

Points: $0\mathrm{.}33$ of $1$

Determine the intervals on which the function is increasing, decreasing, and constant.

List the interval$($s$)$ on which the function is increasing.

$($Type your answ. in interval notation. Use a comma to separate answers as needed.$)$