III. Working With Graphs

E. F5 - Math

7: Integrals finds a numerical approximation of the definite integral over a designated interval.

Example: Find .

Press to
access the Y=Editor.
Select and
4:ZoomDec.
Press to graph.
Select and
press 7.
The calculator will
request a lower
limit.
Enter x=-1 as the
lower limit.
The calculator
will request an
upper limit.
Enter x=1 as the
upper limit.
Press to
calculate the
definite integral.