Texas Instruments TI-89 Titanium User Manual

Operating the Calculator 140
8'
Displays the Table screen.
@:
8 5
8 6
8 7
These keys let you edit entered information by
performing a cut, copy, or paste operation.
2a
Toggles between the last two chosen Apps or between
split screen portions.
2¾
Toggles the custom menu on and off.
2 
Converts measurement units.
@8
Designates a measurement unit.
0
Deletes the character to the left of the cursor
(backspaces).
2/
Toggles between insert and overtype mode for entering
information.
8.
Deletes the character to the right of the cursor.
@ Í Enters the “with” operator, which is used in symbolic
calculations.
2<,
2=
Performs integrations and derivatives.
2’
Designates an angle in polar, cylindrical, and spherical
coordinates.
2I
Displays the MATH menu.
Key Description

Texas Instruments TI-89 Titanium Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
CPU	Motorola 68000
CPU Speed	16 MHz
RAM	256 KB
Flash ROM	2.7 MB
Programming Language	TI-BASIC, Assembly
Power Source	4 AAA batteries
Connectivity	I/O port
Dimensions	7.5 x 3.5 x 1 inches