Zoom Out Option
The zoom out option displays a larger viewing area of the
graph by reducing a portion of the graph around the current cursor location. While
viewing a graph, press
.
Press 
.
(The zoom out option can also be obtained by using the
to select option 3 and pressing
.)
The location of the cursor will be the center of the reduced graph. The question
"New Center?" appears at the bottom of the screen. Use the cursor to move the blinking
cursor to the desired center and press
.The window settings are adjusted and the function
is graphed in the new window.
Note: The factor by which the graph is reduced is determined by the x factor and y factor
settings.