Texas Instruments TITANIUM TI-89 User Manual
Page 115
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115
2. Clear the
Y= Editor
and turn off any stat
data plots. Define y1(x) = .1x
3
N2x+6.
A thick border around the
Y= Editor
indicates it is active. When active, its
entry line goes all the way across the
display.
Press
, 8 ¸ ‡ 5 ¸ .1 X Z 3 |
2 X
« 6 ¸
3. Select the
ZoomStd
viewing window,
which switches to the Graph screen and
graphs the function.
The thick border is now around the Graph
screen.
Press
„ 6
4. Switch to the
Y= Editor
and edit
y1(x)
to
change .1x
3
to .5x
3
.
2 a is the second function of O.
The thick border is around the
Y= Editor
.
Press
2 a C ¸ A B B 0 5
¸
Steps and keystrokes
Display