Use a graphing utility to graph the function and visually determine the intervals over which the function is increasing, decreasing, or constant.

Question

Quizplus · Accepted Answer

The graph shows that the function is increasing from approximately x = -3 to x = -1, decreasing from approximately x = -1 to x = 1, and constant from approximately x = 1 to x = 3. Therefore, the best choice is option B.

Use a Graphing Utility to Graph the Function and Visually