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TI-83 Plus Function Graphing 133
value displayed at the bottom of the screen actually may not be a point
on the function. To move the cursor along a function, use
r
.
The coordinate values displayed as you move the cursor approximate
actual math coordinates, *accurate to within the width and height of the
pixel. As
Xmin
,
Xmax
,
Ymin
, and
Ymax
get closer together (as in a
Zoom
In
) graphing accuracy increases, and the coordinate values more closely
approximate the math coordinates.
Free- moving cursor “on” the
curve