Changing The Axes And Style Formats - Texas Instruments TI-89 Manual Book

Changing the Axes and Style Formats

Displaying the
GRAPH FORMATS
Dialog Box
Examples of Axes
Settings
Tip: Setting Labels = ON is
helpful when you display
either type of 3D axes.
With its default settings, the
surfaces on a 3D graph but does not display the axes.
However, you can change the graph format at any time.
From the Y= Editor, Window Editor, or Graph screen, press:
ƒ
9
— or —
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TI-89:
: ¥
TI-92 Plus F
To change any of these settings, use the same procedure that you use
to change other types of dialog boxes, such as the
To display the valid Axes
highlight the current setting and
press B.
¦
Shows standard
AXES —
xyz axes.
¦
BOX — Shows 3-dimensional
box axes.
The edges of the box are
determined by the Window
variables xmin , xmax
In many cases, the origin (
For example, if xmin = ymin = zmin = ë 10
the origin is at the center of the box.
TI-89 / TI-92 Plus
¦
The dialog box shows the
current graph format
settings.
¦
To exit without making a
change, press N.
settings,
z1(x,y) = xñ+.5yñ
, etc.
) is inside the box, not at a corner.
0,0,0
and
xmax = ymax = zmax = 10
Chapter 10: 3D Graphing
displays hidden
dialog box.
MODE
,
165