CPM Homework Help : PC Problem 7-27

Using the graph at right, state the intervals where the function is increasing, decreasing, concave up, and concave down.

Hint:

Arrows added to the curve, down & right arrows labeled decreasing on left side, & on right side, up & right arrow labeled increasing on center section.

Curve coming from upper left, passing through (negative 4, comma 1), turning at (negative 2, comma negative 4), changing from concave up to concave down at highlighted point (1, comma 0), turning down at (3, comma 4), continuing down & right.