Texas Instruments TI-82 STATS

Introduction iii
82STAT~2.DOC TI-83 Intl English, Title Page Bob Fedorisko Revised: 10/28/05 11:55 AM Printed: 10/28/05
11:57 AM Page iii of 8
This manual describes how to use the TI-82 STATS Graphing Calculator. Getting
Started is an overview of TI-82 STATS features. Chapter 1 describes how the
TI-82 STATS operates. Other chapters describe various interactive features. Chapter
17 shows how to combine these features to solve problems.
TI-82 STATS Keyboard..................................................................................... 2
TI-82 STATS Menus
............................................................................................ 4
First Steps
.................................................................................................................... 5
Entering a Calculation: The Quadratic Formula
................................. 6
Converting to a Fraction: The Quadratic Formula
............................ 7
Displaying Complex Results: The Quadratic Formula
................... 8
Defining a Function: Box with Lid
............................................................. 9
Defining a Table of Values: Box with Lid
............................................. 10
Zooming In on the Table: Box with Lid
.................................................. 11
Setting the Viewing Window: Box with Lid
......................................... 12
Displaying and Tracing the Graph: Box with Lid
............................. 13
Zooming In on the Graph: Box with Lid
................................................. 15
Finding the Calculated Maximum: Box with Lid
.............................. 16
Other TI-82 STATS Features
.......................................................................... 17
Turning On and Turning Off the TI-82 STATS
................................. 1-2
Setting the Display Contrast
............................................................................ 1-3
The Display
................................................................................................................ 1-4
Entering Expressions and Instructions
...................................................... 1-6
TI-82 STATS Edit Keys
..................................................................................... 1-8
Setting Modes
........................................................................................................... 1-9
Using TI-82 STATS Variable Names
....................................................... 1-13
Storing Variable Values
..................................................................................... 1-14
Recalling Variable Values
................................................................................ 1-15
ENTRY (Last Entry) Storage Area.............................................................. 1-16
Ans (Last Answer) Storage Area.................................................................. 1-18
TI-82 STATS Menus
............................................................................................ 1-19
VARS and VARS Y.VARS Menus.............................................................. 1-21
Equation Operating System (EOSé)
......................................................... 1-22
Error Conditions
...................................................................................................... 1-24
Table of Contents
Getting Started:
Do This First!
Chapter 1:
Operating the
TI-82 STATS