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TI-83 Plus Function Graphing 144
Using ZOOM MEMORY
ZOOM MEMORY Menu
To display the
ZOOM MEMORY
menu, press
q
~
.
ZOOM MEMORY
1: ZPrevious
Uses the previous viewing window.
2: ZoomSto
Stores the user-defined window.
3: ZoomRcl
Recalls the user-defined window.
4: SetFactors
...
Changes
Zoom In
and
Zoom Out
factors.
ZPrevious
ZPrevious
replots the graph using the window variables of the graph that
was displayed before you executed the last
ZOOM
instruction.
ZoomSto
ZoomSto
immediately stores the current viewing window. The graph is
displayed, and the values of the current window variables are stored in
the user-defined
ZOOM
variables
ZXmin
,
ZXmax
,
ZXscl
,
ZYmin
,
ZYmax
,
ZYscl
, and
ZXres
.
These variables apply to all graphing modes. For example, changing the
value of
ZXmin
in
Func
mode also changes it in
Par
mode.
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