Texas Instruments TI-89 Titanium User Manual

Symbolic Manipulation 244
Trig Displays the submenu:
tExpand — Expands trig expressions with angle sums
and multiple angles.
TCollect — Collects the products of integer powers of
trig functions into angle sums and multiple angles.
tCollect is the opposite of tExpand.
Complex Displays the submenu:
These are the same as solve, factor, and zeros; but
they also compute complex results.
Extract Displays the submenu:
getNum — Applies comDenom and then returns the
resulting numerator.
getDenom — Applies comDenom and then returns the
resulting denominator.
left — Returns the left-hand side of an equation or
inequality.
Menu Item 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