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TI-83 Plus Function Graphing 132
Exploring Graphs with the Free-Moving
Cursor
Free-Moving Cursor
When a graph is displayed, press
|
,
~
,
}
, or
†
to move the cursor
around the graph. When you first display the graph, no cursor is visible.
When you press
|
,
~
,
}
, or
†
, the cursor moves from the center of the
viewing window.
As you move the cursor around the graph, the coordinate values of the
cursor location are displayed at the bottom of the screen if
CoordOn
format is selected. The
Float
/
Fix
decimal mode setting determines the
number of decimal digits displayed for the coordinate values.
To display the graph with no cursor and no coordinate values, press
‘
or
Í
. When you press
|
,
~
,
}
, or
†
, the cursor moves from
the same position.
Graphing Accuracy
The free-moving cursor moves from pixel to pixel on the screen. When
you move the cursor to a pixel that appears to be on the function, the
cursor may be near, but not actually on, the function. The coordinate