To move five plotted points at a time on a function, press y | or
y ~. If you move the cursor beyond the top or bottom of the screen,
the coordinate values at the bottom of the screen continue to change
appropriately.
Quick Zoom is available in
graphing; panning is not (Chapter 3).
Par
Moving the Trace Cursor to Any Valid T Value
To move the trace cursor to any valid
value on the current function,
T
enter the number. When you enter the first digit, a
prompt and the
T=
number you entered are displayed in the bottom-left corner of the
screen. You can enter an expression at the
prompt. The value must
T=
be valid for the current viewing window. When you have completed the
entry, press Í to move the cursor.
TI-83 Plus
Parametric Graphing
164