Chapter 9: Function Graphing 169
7309ENG.DOC CH 9 Function Graphing, English Julie Hewlett Revised: 07/29/98 12:14 PM Printed: 05/19/99
9:01 AM Page 169 of 24
See Chapter 6: Statistical Plots for more information on
defining and graphing stat plots.

Exiting the Y= EditorExiting the Y= Editor

To select another screen, press the appropriate key, such as
* or '. Press - l to return to the Home
screen.
Selecting a Graph Style
For a defined function, you can set one of seven styles that
specify the appearance of a function graph. The graph style
icons described below are located to the left of Yn in the
Y= editor. If you do not select a style, the calculator graphs all
defined functions with the default style, Line.
To select a style, press ! from the Yn equal sign (=) to
highlight the graph style icon, and then press b, as
necessary, to cycle through the seven styles. Press " " to
return to the Yn entry line.
Graph styles are especially useful when graphing multiple
functions. For example, you can set Y1 as a solid line, Y2 as a
dotted line, and Y3 as a thick line.
The graph style icon.
Plot1 is selected. Plot2
and Plot3 are deselected.