Zoom Menu
While viewing a graph, press
to view the
zoom menu.

Press the menu key associated with an option or use the
key to view more options.
Press
to select Set Factors
which determines the factor by which the zoom in and zoom out
options magnify or reduce a graph.
Press
to select
Zoom Box which defines a viewing window by
selecting the corners of the box.
Press
to select
Zoom In which displays a smaller viewing area of the
graph; magnifying the current graph.
Press
to select
Zoom Out which displays a larger viewing area of the
graph; reducing the current graph.
Press
to select Zoom Square which
adjusts xmin and xmax so that the tic marks on the x axis are spaced the same as
those on the y axis. This makes a circle appear round.
Press
to select
Zoom Default which
which sets xmin = -10, xmax = 10, ymin = -10, and ymax = 10.
Press
to zoom in by reducing the x values alone.
Press
to zoom out by enlarging the x values alone.
Press
to zoom in by reducing the y values alone.
Press
to zoom out by enlarging the y values alone.
Press
recenter the graph at the cursor location.
Press
to select Zoom Auto which adjusts the window in the y direction
to view an entire graph for the xmin and xmax values.
Press
to select Zoom Decimal which makes each pixel represent 0.1 unit.
The tic marks on each axis are equally spaced.
Press
to select Zoom Integer
which sets xscl = 10 and yscl = 10, and centers the graph at the cursor location.
Press
to select Zoom Trig
which sets
x =
/20, xscl to
/2, ymin = -4, ymax = 4, and yscl = 0.5
in radian mode.
Press
to select Zoom Last
which goes back to the previously used window.