Texas Instruments Titanium TI-89 User Manual

Previews 88
4. Turn on Trace.
The tracing cursor, and the x and y
coordinates are displayed.
Press …
5. Open the
MATH menu and select
3:Minimum.
Press ‡ D D ¸
6. Set the lower bound.
Press B (right cursor) to move the tracing
cursor until the lower bound for x is just to
the left of the minimum node before
pressing ¸ the second time.
Press B ... B ¸
7. Set the upper bound.
Press B (right cursor) to move the tracing
cursor until the upper bound for x is just to
the right of the minimum node.
Press B ... B
Steps and keystrokes Display
tracing cursor

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)