Texas Instruments TI-83 Manual Book page 168

ZOOM
operations in
ZOOM
Only the (
X Xmin
variables are affected.
The window variables (
T
you select
ZStandard
,
1:ZTmin 2:ZTmax
graphing.
CALC
operations in
CALC
menu items available in
CALCULATE
, and
3:dy/dt 4:dx/dt
TI-83 Plus Parametric Graphing
graphing work the same as in
Par
, , and
Xmax Xscl
,
Tmin
. The
VARS ZOOM
, and
3:ZTstep
graphing work the same as in
Par
.
) and (
Y Ymin
, and
Tmax Tstep
secondary menu
are the zoom memory variables for
graphing are
Par
graphing.
Func
, , and
Ymax Yscl
) are only affected when
items
ZT/Zq
graphing. The
Func
,
1:value 2:dy/dx
) window
Par
,
165