Maple Tool 1

This tool is designed for use with Activity 1 in Section 4.2.

>	f:=t->t^3-t;

>	plot(f(t), t=-2.5..2.5, thickness=2, view=[-2.5..2.5,-5..5]);

>	(D@@2)(f)(t);

>	plot((D@@2)(f)(t),t=-2.5..2.5, thickness=2, view=[-2.5..2.5, -5..5]);

>

>