Texas Instruments Titanium TI-89 User Manual

Basic Function Graphing 310
You don’t have to select a function when you enter or edit it; it is selected automatically.
To turn off any stat plots, press ‡
5 or use † to deselect them.
From the Home Screen or a Program
From the Home Screen or a ProgramFrom the Home Screen or a Program
From the Home Screen or a Program
You can also select or deselect functions from the Home screen or a program.
To select or deselect: Do this:
A specified function
• Move the cursor to highlight the function.
• Press
†.
This procedure selects a deselected
function or deselects a selected function.
All functions
• Press ‡ to display the All toolbar menu.
• Select the applicable item.
Selected
Deselected
If PLOT numbers are
displayed, those stat plots are
selected.
In this example, Plots 1 and 2
are selected. To view them,
scroll above y1=.

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)