### Home > APCALC > Chapter 9 > Lesson 9.4.2 > Problem 9-120

9-120.

Use the graph of at right to complete parts (a) through (e) below. Homework Help ✎

For what

-value(s) doeshave a relative minimum?This occurs when

changes from negative to positive.Where does

have points of inflection?This occurs when the slope of

is. Describe what happens on the graph of

when.What is the slope of the given graph at

?

At?

At?Describe the graph of

when.Review your answer to part (b).

If

, estimate.