Evaluate Option
The value option is used to evaluate a selected function for a particular
value of x. While viewing a graph press
.

Press
.
If there is more than one equation being graphed
select the curve by pressing
or
, followed by
.
x = appears at the bottom of the screen.

Type a value of x. For example, type 0.75 and
and the corresponding value of y
will be displayed.

Note: The typed value of x must be between the xmin and xmax values entered in the
window.