Apps and their views 35
Trace a graph Press the < and > keys to move the trace cursor along
the current graph (left or right respectively). The display
also shows the current coordinate position (x, y) of the
cursor. Trace mode and the coordinate display are
automatically set when a plot is drawn.
To move between
relations
If there is more than one relation displayed, press = or
\ to move between relations.
To jump directly to
a value
To jump straight to a value rather than using the Trace
function, use the menu key. Press , then
enter a value. Press to jump to the value.
To turn trace on/off If the menu labels are not displayed, press first.
• Turn off trace mode by pressing .
• Turn on trace mode by pressing .
Zoom within a
graph
One of the menu key options is . Zooming redraws
the plot on a larger or smaller scale. It is a shortcut for
changing the Plot Setup.
The Set Factors... option enables you to set the
factors by which you zoom in or zoom out, and whether
the zoom is centered about the cursor.
Key Meaning (with trace mode on)
<>
Moves cursor one pixel left and right,
respectively on the current graph.
=
\
Switches the tracer from one graph to
to the previous or next, respectively, in
the list of symbolic definitions.
S=
S\
Moves the tracer to the leftmost or
rightmost point on the current graph.
S=
S\
Not applicable with trace mode on.
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