TI-84 Plus C Silver Edition Guidebook

TI-84 Plus C Silver Edition Guidebook

This guidebook applies to software version 4.0. To obtain the latest version of the documentation, go to education.go/download.

Important Information

Except as otherwise expressly stated in the License that accompanies a program, Texas Instruments makes no warranty, either express or implied, including but not limited to any implied warranties of merchantability and fitness for a particular purpose, regarding any programs or book materials and makes such materials available solely on an "as-is" basis. In no event shall Texas Instruments be liable to anyone for special, collateral, incidental, or consequential damages in connection with or arising out of the purchase or use of these materials, and the sole and exclusive liability of Texas Instruments, regardless of the form of action, shall not exceed the amount set forth in the license for the program. Moreover, Texas Instruments shall not be liable for any claim of any kind whatsoever against the use of these materials by any other party. FCC Statement Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: ? Reorient or relocate the receiving antenna. ? Increase the separation between the equipment and receiver. ? Connect the equipment into an outlet on a circuit different from that to which the receiver is

connected. ? Consult the dealer or an experienced radio/TV technician for help. Modifications not expressly approved by the manufacturer could void the user's authority to operate the equipment under FCC rules. ? 2012 Texas Instruments Incorporated Vernier EasyData, Vernier LabPro, and Vernier Go!Motion are trademarks of their respective owners.

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Contents

Important Information .................................................................................................................... ii

Chapter 1: Getting Started with the TI-84 Plus C Silver Edition ............................................... 1

Documentation Conventions .......................................................................................................... 1 Using the TI-84 Plus C in the Classroom ......................................................................................... 1 Using Color on the TI-84 Plus C ....................................................................................................... 1 TI-84 Plus C Keyboard ...................................................................................................................... 3 Turning On and Turning Off the TI-84 Plus C ................................................................................. 5 Setting the Display Brightness ........................................................................................................ 6 The Home Screen ............................................................................................................................. 6 Setting Modes ................................................................................................................................ 11 Using the Clock .............................................................................................................................. 16 Equation Operating System (EOSTM) ............................................................................................. 16 Entering Expressions and Instructions .......................................................................................... 18 Pictures and Backgrounds ............................................................................................................. 21 Using Variable Names .................................................................................................................... 21 Storing Variable Values ................................................................................................................. 22 Recalling Variable Values .............................................................................................................. 23 QuickPlot and Fit Equation ........................................................................................................... 24 ENTRY (Last Entry) Storage Area .................................................................................................. 24 Menus ............................................................................................................................................. 25 VARS Menus ................................................................................................................................... 28 Grouping files ................................................................................................................................ 29 Special Features of the TI-84 Plus C .............................................................................................. 30 Other TI-84 Plus C Features ........................................................................................................... 30 Interchangeable Faceplates .......................................................................................................... 31 Battery Information ....................................................................................................................... 32 Replacing TI Rechargeable Batteries ............................................................................................ 33 TI-84 Plus C Charging Station ........................................................................................................ 35 Transferring the OS from calculator to calculator ....................................................................... 37 Error Conditions ............................................................................................................................. 37 Linking Compatibility .................................................................................................................... 38

Chapter 2: Math, Angle, and Test Operations ......................................................................... 40

Getting Started: Coin Flip ............................................................................................................. 40 Keyboard Math Operations .......................................................................................................... 40 MATH Operations .......................................................................................................................... 43 Using the Equation Solver ............................................................................................................. 47 MATH NUM (Number) Operations ................................................................................................ 51 Entering and Using Complex Numbers ........................................................................................ 57 MATH CMPLX (Complex) Operations ........................................................................................... 61 MATH PROB (Probability) Operations .......................................................................................... 64 ANGLE Operations ......................................................................................................................... 67 TEST (Relational) Operations ........................................................................................................ 69 TEST LOGIC (Boolean) Operations ................................................................................................ 70

Chapter 3: Function Graphing .................................................................................................. 72

Getting Started: Graphing a Circle ............................................................................................... 72 Defining Graphs ............................................................................................................................. 73 Setting the Graph Modes .............................................................................................................. 74 Defining Functions ........................................................................................................................ 74 Selecting and Deselecting Functions ............................................................................................ 76 Setting Graph Styles for Functions ............................................................................................... 77 Setting the Viewing Window Variables ....................................................................................... 79

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Setting the Graph Format ............................................................................................................. 81 Displaying Graphs .......................................................................................................................... 82 Exploring Graphs with the Free-Moving Cursor .......................................................................... 84 Exploring Graphs with TRACE ....................................................................................................... 84 Exploring Graphs with the ZOOM Instructions ............................................................................ 86 Using ZOOM MEMORY .................................................................................................................. 90 Using the CALC (Calculate) Operations ........................................................................................ 91

Chapter 4: Parametric Graphing .............................................................................................. 95

Getting Started: Path of a Ball ...................................................................................................... 95 Defining and Displaying Parametric Graphs ................................................................................ 97 Exploring Parametric Graphs ........................................................................................................ 99

Chapter 5: Polar Graphing ...................................................................................................... 101

Getting Started: Polar Rose ......................................................................................................... 101 Defining and Displaying Polar Graphs ....................................................................................... 102 Exploring Polar Graphs ................................................................................................................ 104

Chapter 6: Sequence Graphing ............................................................................................... 106

Getting Started: Forest and Trees ............................................................................................... 106 Defining and Displaying Sequence Graphs ................................................................................ 107 Selecting Axes Combinations ...................................................................................................... 111 Exploring Sequence Graphs ........................................................................................................ 111 Graphing Web Plots ..................................................................................................................... 113 Using Web Plots to Illustrate Convergence ................................................................................ 113 Graphing Phase Plots ................................................................................................................... 115

Chapter 7: Tables ..................................................................................................................... 117

Getting Started: Roots of a Function .......................................................................................... 117 Setting Up the Table .................................................................................................................... 117 Defining the Dependent Variables ............................................................................................. 118 Displaying the Table .................................................................................................................... 119

Chapter 8: Draw Instructions ................................................................................................. 123

Getting Started: Drawing a Tangent Line .................................................................................. 123 Using the DRAW Menu ............................................................................................................... 124 Clearing Drawings ....................................................................................................................... 125 Drawing Line Segments .............................................................................................................. 126 Drawing Horizontal and Vertical Lines ...................................................................................... 127 Drawing Tangent Lines ................................................................................................................ 128 Drawing Functions and Inverses ................................................................................................. 129 Shading Areas on a Graph .......................................................................................................... 130 Drawing Circles ............................................................................................................................ 132 Placing Text on a Graph .............................................................................................................. 133 Using Pen to Draw on a Graph ................................................................................................... 134 Drawing Points on a Graph ......................................................................................................... 134 Drawing Pixels ............................................................................................................................. 136 Storing Graph Pictures (Pic) ......................................................................................................... 137 Recalling Graph Pictures (Pic) ...................................................................................................... 137 Storing Graph Databases (GDB) .................................................................................................. 138 Recalling Graph Databases (GDB) ............................................................................................... 139

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Background Menu and Image Vars ............................................................................................ 139

Chapter 9: Split Screen ........................................................................................................... 140

Getting Started: Exploring the Unit Circle ................................................................................. 140 Using Split Screen ........................................................................................................................ 141 Horizontal Split Screen ................................................................................................................ 142 Graph-Table Split Screen ............................................................................................................. 143 TI-84 Plus C Pixels in Horizontal and Graph-Table Modes ......................................................... 144

Chapter 10: Matrices ................................................................................................................. 145

Getting Started: Using the MTRX Shortcut Menu ..................................................................... 145 Getting Started: Systems of Linear Equations ............................................................................ 147 Defining a Matrix ........................................................................................................................ 148 Viewing and Editing Matrix Elements ........................................................................................ 148 Using Matrices with Expressions ................................................................................................. 151 Displaying and Copying Matrices ............................................................................................... 152 Using Math Functions with Matrices .......................................................................................... 153 Using the MATRX MATH Operations .......................................................................................... 157

Chapter 11: Lists ........................................................................................................................ 164

Getting Started: Generating a Sequence ................................................................................... 164 Naming Lists ................................................................................................................................. 165 Storing and Displaying Lists ........................................................................................................ 167 Entering List Names ..................................................................................................................... 168 Attaching Formulas to List Names .............................................................................................. 169 Using Lists in Expressions ............................................................................................................ 171 LIST OPS Menu ............................................................................................................................. 173 LIST MATH Menu ......................................................................................................................... 180

Chapter 12: Statistics ................................................................................................................ 183

Getting Started: Pendulum Lengths and Periods ...................................................................... 183 Setting Up Statistical Analyses .................................................................................................... 190 Using the Stat List Editor ............................................................................................................. 191 Attaching Formulas to List Names .............................................................................................. 194 Detaching Formulas from List Names ......................................................................................... 196 Switching Stat List Editor Contexts ............................................................................................. 196 Stat List Editor Contexts .............................................................................................................. 198 STAT EDIT Menu ........................................................................................................................... 200 Regression Model Features ......................................................................................................... 201 STAT CALC Menu .......................................................................................................................... 204 Statistical Variables ...................................................................................................................... 215 Statistical Analysis in a Program ................................................................................................. 216 Statistical Plotting ........................................................................................................................ 216 Statistical Plotting in a Program ................................................................................................. 220

Chapter 13: Inferential Statistics and Distributions ............................................................... 222

Getting Started: Mean Height of a Population ......................................................................... 222 Inferential Stat Editors ................................................................................................................ 225 STAT TESTS Menu ......................................................................................................................... 227 Inferential Statistics Input Descriptions ...................................................................................... 244 Test and Interval Output Variables ............................................................................................. 245

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