Answer
See the graph.
Work Step by Step
Note the minimum at $x = 1$, the maximum at
$x = 3$, and the horizontal tangent lines at $1, 2$ and $3$.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.