Texas Instruments Titanium TI-89 User Manual

Operating the Calculator 158
2. Press:
^
í appears in the display.
3. Type the exponent as an integer with up to 3 digits. You can use a negative
exponent.
Entering a number in scientific notation does not cause the answers to be displayed in
scientific or engineering notation.
Entering Expressions and Instructions
Entering Expressions and InstructionsEntering Expressions and Instructions
Entering Expressions and Instructions
You perform a calculation by evaluating an expression. You initiate an action by
executing the appropriate instruction. Expressions are calculated and results are
displayed according to the mode settings.
The display format is determined by the
mode settings and the magnitude of the
number.
Represents 123.45 × 10
-2

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)