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4-8 Parametric Graphing
8304PARA.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 12:17 PM Printed: 02/19/01 1:36
PM Page 8 of 8
To move the trace cursor to any valid T value on the
current function, enter the number. When you enter the
first digit, a
T= prompt and the number you entered are
displayed in the bottom-left corner of the screen. You can
enter an expression at the
T= prompt. The value must be
valid for the current viewing window. When you have
completed the entry, press
Í
to move the cursor.
ZOOM
operations in Par graphing work the same as in Func
graphing. Only the X (Xmin, Xmax, and Xscl) and Y (Ymin,
Ymax, and Yscl) window variables are affected.
The
T window variables (Tmin, Tmax, and Tstep) are only
affected when you select
ZStandard. The
VARS ZOOM
secondary menu
ZT/Z
q
items 1:ZTmin, 2:ZTmax, and
3:ZTstep are the zoom memory variables for Par graphing.
CALC
operations in Par graphing work the same as in Func
graphing. The
CALCULATE
menu items available in Par
graphing are 1:value, 2:dy/dx, 3:dy/dt, and 4:dx/dt.
Moving the Trace
Cursor to Any
Valid T Value
ZOOM
CALC