Introduction iii
This manual describes how to use the TI.80 Graphing Calculator. Getting Started
gives a quick overview of its features. The first chapter gives general
instructions on operating the TI.80. Other chapters describe its interactive
features. The applications in Chapter 11 show how to use these features
together.
Using this Guidebook Effectively.................... viii
Glossary......................................... xii
TI-80 Keyboard................................... 2
First Steps ....................................... 3
TI-80 Menus...................................... 4
Entering a Calculation: Compound Interest........... 5
Continuing a Calculation........................... 6
Defining a Function: Box with Lid................... 7
Defining a Table of Values.......................... 8
Zooming In on the Table ........................... 9
Changing the Viewing Window...................... 11
Displaying and Tracing the Graph................... 12
Zooming In on the Graph........................... 13
Other TI-80 Features .............................. 14
Turning the TI-80 On and Off....................... 1-2
Setting the Display Contrast........................ 1-3
The Display ...................................... 1-4
Entering Expressions and Instructions............... 1-6
The Edit Keys .................................... 1-8
Setting Modes .................................... 1-9
TI-80 Modes...................................... 1-10
Variable Names................................... 1-12
Storing and Recalling Variable Values................ 1-13
Last Entry........................................ 1-14
Last Answer...................................... 1-16
TI-80 Menus...................................... 1-17
The VARS and Y-VARS Menus...................... 1-19
EOS (Equation Operating System) .................. 1-20
Error Conditions ................................. 1-22
Table of Contents
Getting Started:
Do This First!
Chapter 1:
Operating the
TI-80