Texas Instruments TITANIUM TI-89 - Manual (Page 406)

3D Graphing 406
Note: From the Graph screen, you can switch to the other graph format styles by
pressing:
Í
However, to return to IMPLICIT PLOT press:
8 Í
• The viewing angle is set initially so that you are viewing the plot by looking down the
z axis. You can change the viewing angle as necessary.
• The plot is shown in expanded view. To switch between expanded and normal view,
press
p.
• The Labels format is set to OFF automatically.
and then set Style = IMPLICIT PLOT .
Style
x
2
–y
2
=4
z1(x,y)=x
2
–y
2
–4
sin(x)+cos(y)= e(x
ù
y)
z1(x,y)=sin(x)+cos(y)–e(x
ù
y)
IMPLICIT
PLOT