Investigating the derivative of a function at a point

This applet is for use with Guided Practice 1.3: The Derivative of a Function at a Point.
Investigating the derivative of a function at a point
The function [math]f[/math] is shown. What is the approximate value of [math]f'(3)[/math]? What is the approximate value of [math]f(3)[/math]? At what point(s) on the graph is the derivative equal to 0? On what interval(s) is the derivative negative?

Informazioni: Investigating the derivative of a function at a point