Texas Instruments Titanium TI-89 User Manual

Calculator Home Screen 216
b) Press … 1 to select the d (differentiate) function.
Note: You can also reuse an expression by creating a user-defined function.
3. Paste the copied information into a different application.
Note: By copying and pasting, you can easily transfer information from one
application to another.
c) Press:
@8 7
to paste the copied expression.
d) Complete the new entry, and press
¸.
a) Press 8 # to display the Y= Editor.
b) Press ¸ to define
y1(x).
c) Press:
@8 7
to paste.
d) Press ¸ to save the new
definition.

Texas Instruments Titanium TI-89 Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
Memory	188 KB RAM, 2.7 MB Flash ROM
Type	Graphing Calculator
Display	Monochrome
Processor	Motorola 68000
Processor Speed	12 MHz
Power Source	4 AAA batteries
Connectivity	USB
Programming	TI-BASIC, Assembly
Operating System	AMS (Advanced Mathematics Software)