## Zoom Menu

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

Press the number associated with an option or use the
cursor keys
to select an option and press .

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 Decimal
which makes each pixel represent 0.1 unit. The tic marks on each axis are equally
spaced.

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 Standard which
which sets xmin = -10, xmax = 10, ymin = -10, and ymax = 10.

Press to select Zoom Trig
which sets x =
/24, xscl to
/2, ymin = -4, ymax = 4, and yscl = 0.5
in radian mode.

Press to select Zoom Integer
which sets xscl = 10 and yscl = 10, and centers the graph at the cursor location.

Press to select
Zoom Data which defines the viewing window so
that all data points are shown.

Press to select Zoom Fit
which adjusts the window in the y direction to view an entire graph for
the xmin and xmax values.

Press to select Memory
which accesses the zoom memory options.

Press to select Set Factors
which determines the factor by which the zoom in and zoom out
options magnify or reduce a graph.