TI TI-86 calculator
Product Support Information
http://education.ti.com/
Table of contents
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• TI-86 Graphing Calculator Guidebook
• Preparing to Use Your New TI-86
• Installing the AAA Batteries
• Turning On and Turning Off the TI-86
• Adjusting the Contrast
• Resetting All Memory and Defaults
• Calculating on the Home Screen
• Calculating the Sine of a Number
• Storing the Last Answer to a Variable
• Using a Variable in an Expression
• Editing an Expression
• Displaying a Complex Number as a Result
• Using a List with a Function
• Displaying the Integer Part of Real Numbers in a List
• Removing (Exiting) a Menu
• Finding the Square Root
• Calculating Derivatives
• Retrieving, Editing, and Re-evaluating the Previous Entry
• Converting Degrees Fahrenheit to Degrees Celsius
• Storing an Unevaluated Expression to an Equation Variable
• Plotting Functions on the Graph Screen
• Displaying and Entering Functions in the Equation Editor
• Changing the Graph Style of a Function
• Plotting a Function on the Graph Screen
• Tracing a Function
• Evaluating y for a Specific x Value (During a Trace)
• Changing a Window Variable Value
• Deselecting a Function
• Zooming In on a Portion of the Graph Screen
• Installing or Replacing Batteries
• When to Replace Batteries
• Turning On and Turning Off the TI-86
• Adjusting the Display Contrast
• The Home Screen
• Displaying Entries and Answers
• Entering Numbers
• Entering Negative Numbers
• Using Scientific or Engineering Notation
• Entering Complex Numbers
• The 2nd Key
• The ALPHA Key
• Common Cursors
• Cursor Direction Keys
• Inserting, Deleting, and Clearing Characters
• Entering Expressions and Instructions
• Entering an Expression
• Using Functions in Expressions
• Using an Instruction
• Entering Functions, Instructions, and Operators
• Entering Consecutive Entries
• The Busy Indicator
• Interrupting a Calculation or Graph
• Diagnosing an Error
• Correcting an Error
• Reusing Previous Entries and the Last Answer
• Retrieving the Last Entry
• Retrieving and Editing the Last Entry
• Retrieving Previous Entries
• Retrieving Multiple Entries
• Clearing the ENTRY Storage Area
• Retrieving the Last Answer
• Using Ans Preceding a Function
• Storing Results to a Variable
• Using TI-86 Menus
• Displaying a Menu
• The Menu Keys
• Selecting a Menu Item
• Exiting (Removing) a Menu
• Viewing and Changing Modes
• Changing a Mode Setting
• The CATALOG, Variables, and Characters
• Storing Data to Variables
• Creating a Variable Name
• Storing a Value to a Variable Name
• Storing an Unevaluated Expression
• Storing an Answer
• Copying a Variable Value
• Displaying a Variable Value
• Recalling a Variable Value
• Classifying Variables as Data Types
• The CATLG-VARS (CATALOG-Variables) Menu
• Selecting a Variable Name
• Display the CUSTOM menu
• Clearing CUSTOM Menu Items
• Deleting a Variable from Memory
• The CHAR (Character) Menu
• The CHAR MISC (Miscellaneous) Menu
• The CHAR GREEK Menu
• The CHAR INTL (International) Menu
• Adding a Modifier to a Vowel
• Keyboard Mathematical Functions
• The MATH Menu
• The MATH NUM (Number) Menu
• The MATH PROB (Probability) Menu
• The MATH ANGLE Menu
• The MATH HYP (Hyperbolic) Menu
• The MATH MISC (Miscellaneous) Menu
• Display the interpolateàextrapolate editor
• The CALC (Calculus) Menu
• The TEST (Relational) Menu
• Using Tests in Expressions and Instructions
• Using Built-In and User-Created Constants
• The CONS (Constants) Menu
• The CONS BLTIN (Built-In Constants) Menu
• Creating or Redefining a User-Created Constant
• The Constant Editor Menu - ‘ ' name b or
• Entering a Constant Name in an Expression
• Converting Units of Measure
• Converting a Unit of Measure
• The CONV (Conversions) Menu
• The CONV LNGTH (Length) Menu
• The CONV AREA Menu
• The CONV VOL (Volume) Menu
• The CONV TIME Menu
• The CONV TEMP (Temperature) Menu
• The CONV MASS Menu
• The CONV FORCE Menu
• The CONV PRESS (Pressure) Menu
• The CONV ENRGY (Energy) Menu
• The CONV POWER Menu
• The CONV SPEED Menu
• Converting a Value Expressed as a Rate
• Number Bases
• Number Base Ranges
• One’s and Two’s Complements
• The (Number) BASE Menu
• The BASE Õ-Ú (Hexadecimal Characters) Menu
• Entering Hexadecimal Digits
• The BASE TYPE Menu
• The BASE CONV (Conversion) Menu
• Converting Number Bases
• The BASE BOOL (Boolean) Menu
• Results of Boolean Operations
• The BASE BIT Menu
• Using Complex Numbers
• Complex Results
• Using a Complex Number in an Expression
• The CPLX (Complex Number) Menu
• Defining a Graph
• Setting the Graph Mode
• The GRAPH Menu
• Using the Equation Editor
• The Equation Editor (GRAPH y(x)=) Menu
• Defining a Function in the Equation Editor
• Notes about Defining Function Equations
• Selecting Graph Styles
• Setting the Graph Style in the Equation Editor
• Using Shading Patterns to Differentiate Functions
• Viewing and Changing OnàOff Status of Stat Plots
• Setting the Window Variables
• Displaying the Window Editor
• Changing a Window Variable Value
• Setting Graphing Accuracy with @x and @y
• Setting the Graph Format
• Displaying a Graph
• Pausing or Stopping a Graph in Progress
• Modifying a Drawn Graph
• Graphing a Family of Curves
• Smart Graph
• Graph Tools on the TI-86
• The GRAPH Menu
• Using the Free-Moving Cursor
• Graphing Accuracy
• Tracing a Graph
• Stopping and Resuming a Trace
• Resizing the Graph Screen with ZOOM Operations
• The GRAPH ZOOM Menu
• Defining a Custom Zoom In
• Setting Zoom Factors
• Zooming In and Zooming Out on a Graph
• Storing and Recalling Zoom-Window Variable Values
• Using Interactive Math Functions
• The GRAPH MATH Menu
• Settings That Affect GRAPH MATH Operations
• Using ROOT, FMIN, FMAX, or INFLC
• Using ‰f(x), DIST, or ARC
• Using ISECT
• Using YICPT
• Evaluating a Function for a Specified
• Drawing on a Graph
• Before Drawing on a Graph
• Saving and Recalling Drawn Pictures
• Clearing Drawn Pictures
• The GRAPH DRAW Menu
• Shading Areas of a Graph
• Drawing a Line Segment
• Drawing a Vertical or Horizontal Line
• Drawing a Circle
• Drawing a Function, Tangent Line, or Inverse Function
• Drawing Freehand Points, Lines, and Curves
• Placing Text on a Graph
• Turning On or Turning Off Points
• Displaying the Table
• table menu
• Independent and Dependent Variables in the Table
• Navigating the Table
• The Table Menus
• Setting Up the Table
• Viewing and Editing Dependent Variable Equations
• Clearing the Table
• Drawing on a Polar Graph
• Preview: Parametric Graphing
• Defining a Parametric Graph
• Setting Parametric Graphing Mode
• The GRAPH Menu
• Displaying the Parametric Equation Editor
• Selecting and Deselecting a Parametric Equation
• Deleting a Parametric Equation
• Setting the Graph Screen Window Variables
• Setting the Graph Format
• Displaying the Graph
• Using Graph Tools in Param Graphing Mode
• The Free-Moving Cursor
• Tracing a Parametric Function
• Moving the Trace Cursor to a t Value
• Using Zoom Operations
• The GRAPH MATH Menu
• Evaluating an Equation for a Specified
• Drawing on a Parametric Graph
• Defining a Differential Equation Graph
• Setting Differential Equation Graphing Mode
• The GRAPH Menu
• Setting the Graph Format
• Displaying the Differential Equation Editor
• Setting the Graph Screen Window Variables
• Setting the Initial Conditions
• Setting the Axes
• Differential Equation Graphing Tips
• The Built-In Variable fldPic
• Displaying the Graph
• Entering and Solving Differential Equations
• Graphing in SlpFld Format
• Transforming an Equation into a First-Order System
• Graphing in DirFld Format
• Graphing a System of Equations in FldOff Format
• Solving a Differential Equation for a Specified Value
• Using Graph Tools in DifEq Graphing Mode
• The Free-Moving Cursor
• Tracing a Differential Equation
• Moving the Trace Cursor to a t Value
• Drawing on a Differential Equation Graph
• Drawing an Equation and Storing Solutions to Lists
• Using ZOOM Operations
• Drawing Solutions Interactively with EXPLR
• Evaluating Differential Equations for a Specified
• Lists on the TI-86
• The LIST Menu
• The LIST NAMES Menu
• Creating, Storing, and Displaying Lists
• Entering a List Directly in an Expression
• Creating a List Name by Storing a List
• Displaying List Elements Stored to a List Name
• Displaying or Using a Single List Element
• Storing a New Value to a List Element
• Complex List Elements
• The List Editor
• List editor menu
• Creating a List Name in the Unnamed Column
• Inserting a List Name into the List Editor
• Displaying and Editing a List Element
• Deleting Elements from a List
• Removing a List from the List Editor
• Using List Operations
• The LIST OPS (Operations) Menu
• Using Mathematical Functions with Lists
• Attaching a Formula to a List Name
• Comparing an Attached List with a Regular List
• Using the List Editor to Attach a Formula
• Using the List Editor With Attached-Formula Lists
• Executing and Displaying Attached Formulas
• Handling Errors Related to Attached Formulas
• Detaching a Formula from a List Name
• Editing an Element of a Attached-Formula List
• Vectors on the TI-86
• Creating, Storing, and Displaying Vectors
• The VECTR (Vector) Menu
• The VECTR NAMES Menu
• Creating a Vector in the Vector Editor
• The Vector Editor Menu - Š ' vectorNameb
• Creating a Vector on the Home Screen
• Creating a Complex Vector
• Displaying a Vector
• Using a Vector in an Expression
• Editing Vector Dimension and Elements
• The VECTR MATH Menu
• The VECTR OPS (Operations) Menu
• The VECTR CPLX (Complex) Menu
• Using Mathematical Functions with Vectors
• Matrices on the TI-86
• Creating, Storing, and Displaying Matrices
• The MATRX (Matrix) Menu
• The MATRX NAMES Menu
• Creating a Matrix in the Matrix Editor
• The Matrix Editor Menu - ‰ ' matrixName
• Creating a Matrix on the Home Screen
• Creating a Complex Matrix
• Displaying Matrix Elements, Rows, and Submatrices
• Using a Matrix in an Expression
• Editing Matrices in the Matrix Editor
• Editing Matrices on the Home Screen
• The MATRX MATH Menu
• The MATRX OPS (Operations) Menu
• The MATRX CPLX (Complex ) Menu
• Using Mathematical Functions with Matrices
• Statistical Analysis on the TI-86
• Setting Up a Statistical Analysis
• The STAT (Statistics) Menu
• Entering Statistical Data
• The LIST NAMES Menu
• The STAT CALC (Calculations) Menu
• Automatic Regression Equation Storage
• Results of a Statistical Analysis
• The STAT VARS (Statistical Variables) Menu
• Plotting Statistical Data
• The STAT PLOT Status Screen
• The STAT PLOT Menu
• Setting Up a Stat Plot
• Turning On and Turning Off a Stat Plot
• The PLOT TYPE Menu (Selecting a Plot Type)