### Home > CALC > Chapter 4 > Lesson 4.5.1 > Problem 4-167

4-167.

Using your graphing calculator, find all relative maximums and minimums, points of inflection, and discontinuities of the curve

Careful!

Recall that a maximum (and a minimum) is defined as a -value, and that

*-value must exist.*

What does that mean about the maximum of

To find the minimum values and the point of inflection, you will need to examine and

*, and then find their respective zeros. Remember that we are only considering the the domain*

Use the eTool below to solve the problem.

Click the link at right for the full version of the eTool: *Calc 4-167 HW eTool*