Texas Instruments Titanium TI-89 User Manual

Symbolic Manipulation 251
Note:
• For an overview of complex numbers, refer to the Technical Reference module.
• To get the complex
i, press 2). Do not simply type the letter i on the keyboard.
Be Aware of the Limitations of Substitutions
Be Aware of the Limitations of SubstitutionsBe Aware of the Limitations of Substitutions
Be Aware of the Limitations of Substitutions
• Substitution occurs only where there is an
exact match for the substitution.
Only x
2
was
replaced, not x
4
.
Define the
substitution in
simpler terms for
a more complete
substitution.

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)