Texas Instruments TI-92 Guidebook

TI-92 GUIDEBOOK

The TI-92 Geometry was jointly developed by TI and the authors of Cabri Geometry II $ ^{TM} $, who are with the Université Joseph Fourier, Grenoble, France.

The TI-92 Symbolic Manipulation was jointly developed by TI and the authors of the DERIVE $ ^{\circledR} $ program, who are with Soft Warehouse, Inc., Honolulu, HI.

Macintosh is a registered trademark of Apple Computer, Inc.

Cabri Geometry II is a trademark of Université Joseph Fourier.

TI-GRAPH LINK, Calculator-Based Laboratory, CBL, CBL 2, Calculator-Based Ranger, CBR, Constant Memory, Automatic Power Down, APD, and EOS are trademarks of Texas Instruments Incorporated.

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© 1995–1998, 2001 Texas Instruments Incorporated

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This guidebook describes how to use the TI-92. The table of contents can help you locate “getting started” information as well as detailed information about the TI-92's features.

How to Use this Guidebook.....viii

Chapter 1: Getting the TI-92 Ready to Use.....2
Getting the TI-92 Ready to Use.....2
Getting Started.....4
Graphing a Function.....7
Constructing Geometric Objects.....9

Chapter 2: Operating the TI-92 Turning the TI-92 On and Off.....14
Setting the Display Contrast.....15
The Keyboard.....16
Home Screen.....19
Entering Numbers.....21
Entering Expressions and Instructions.....22
Formats of Displayed Results.....25
Editing an Expression in the Entry Line.....28
TI-92 Menus.....30
Selecting an Application.....33
Setting Modes.....35
Using the Catalog to Select a Command.....37
Storing and Recalling Variable Values.....38
Re-using a Previous Entry or the Last Answer.....40
Auto-Pasting an Entry or Answer from the History Area.....42
Status Line Indicators in the Display.....43

Chapter 3: Basic Function Graphing.....46
Preview of Basic Function Graphing.....46
Overview of Steps in Graphing Functions.....47
Setting the Graph Mode.....48
Defining Functions for Graphing.....49
Selecting Functions to Graph.....51
Setting the Display Style for a Function.....52
Defining the Viewing Window.....53
Changing the Graph Format.....54
Graphing the Selected Functions.....55
Displaying Coordinates with the Free-Moving Cursor.....56
Tracing a Function.....57
Using Zooms to Explore a Graph.....59
Using Math Tools to Analyze Functions.....62

Chapter 4: Tables.....68
Preview of Tables.....68
Overview of Steps in Generating a Table.....69
Setting Up the Table Parameters.....70
Displaying an Automatic Table.....72
Building a Manual (Ask) Table.....75

Table of Contents (Continued)

Chapter 5: Preview of Split Screens ..... 78
Using Split Screens Setting and Exiting the Split Screen Mode ..... 79
Selecting the Active Application ..... 81
Chapter 6: Preview of Symbolic Manipulation ..... 84
Symbolic Using Undefined or Defined Variables ..... 85
Manipulation Using Exact, Approximate, and Auto Modes ..... 87
Automatic Simplification ..... 90
Delayed Simplification for Certain Built-In Functions