Texas Instruments TI-89 Titanium User Manual

Constants and Measurement Units 270
If you want to convert to a unit other than the default, use the 4 conversion operator.
To convert 4 light years to kilometers:
4_ltyr 4 _km
To convert 186000 miles/second to
kilometers/hour:
186000_mi/_s 4 _km/_hr
expression_unit1
4 _unit2
For 4, press 24.

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