Texas Instruments TI-89 Titanium User Manual page 105

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Split Screens
Split the screen to show the
of a polynomial as its coefficients change.
Steps and keystrokes
1. Display the
MODE
For
, select
Graph
For
Split Screen
For
Split 1 App
For
Split 2 App
Press 3 B 1 „ B 3 D B 2 D B 4
¸
2. Clear the
Y= Editor
data plots. Then define
3
y1(x) = .1x
N2x+6.
A thick border around the
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 ¸
Previews
Y= Editor
dialog box.
.
FUNCTION
, select
LEFT-RIGHT
, select
.
Y= Editor
, select
.
Graph
and turn off any stat
Y= Editor
and the Graph screen. Then explore the behavior
Display
.
102

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