Casio FX-7700GE - To Recall Coefficients and Solutions for Simultaneous Linear Equations; To Recall Coefficients and Solutions for Quadratic Equations

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FCC Warning2
Quick-Start2
Power On/Off2
Adjusting the Contrast2
Grouping Within an Equation3
Using Built-In Values3
Using the Replay Feature3
Converting the Answer to a Decimal Equivalent4
Converting the Answer to an Improper Fraction4
Exponentials4
Specifying the Graph Type5
Graphing a Built-In Function5
Returning to the Equation5
Scrolling in Four Directions6
Returning to Your Original Graph6
Zoom Function6
Zooming in and out6
Using the Box Function to Zoom7
Integration Graph7
Setting the Mode7
Setting the Range7
Creating the Graph8
Polar Graph8
Setting the Mode (in Rad Mode)8
Inequality Graph8
Inputting Functions and Drawing Graphs9
Drawing the Graph of the Function10
Contents11
Handling Precautions14
About this Manual14
Getting Acquainted15
Keys and Their Functions16
The Keyboard16
Key Operations16
Modes19
Set up Displays19
Set up Display Function Key Menus20
About Function Key Icons21
Basic Set up21
To Specify the Unit if Angular Measurement21
To Specify the Number of Decimal Places21
To Specify the Number of Significant Digits22
To Specify the Display Format22
To Specify the Engineering Mode22
To Adjust the Contrast of the Display23
Using the Clear Menu23
To Clear the Entire Memory23
To Clear Statistical Memories Only23
Inputting Calculations24
Editing Calculations24
To Change, to Delete a Step24
To Make Corrections in the Original Calculation24
Answer Function25
To Use the Contents of the Answer Memory in a Calculation25
Using Multistatements25
Multiplication Operations Without a Multiplication Sign25
Performing Continuous Calculations26
Built-In Scientific Functions26
To Use the Hyperbolic Function Menu26
To Use the Probability Function Menu27
To Use the Numeric Function Menu27
To Use the Sexagesimal Function Menu27
To Use the Engineering Symbol Menu27
Value Memories28
To Assign a Value to a Value Memory28
To Display the Contents of a Value Memory28
Increasing the Number of Value Memories28
To Increase the Number of Value Memories29
Using the Function Memory29
To Display the Function Memory Menu29
To Store a Function29
To Recall a Function30
To Display a List of Available Functions30
To Display the VAR Menu30
To Recall a Graphic Function30
To Recall Coefficients and Solutions for Simultaneous Linear Equations31
To Recall Coefficients and Solutions for Quadratic Equations31
Using the Base Mode32
To Enter the Base Mode32
To Set the Default Base Mode Number System32
To Convert a Displayed Value from One Number System to Another32
Tp Input Logical Operations33
Graphic and Text Display33
Technical Information33
Calculation Priority Sequence33
Stacks34
Value Input and Output Limitations34
Input Capacity35
Overflow and Errors35
Exponential Display35
Calculation Execution Display36
When Errors Keep Occurring36
Manual Calculations36
Arithmetic Calculations37
Calculations Using Parentheses37
Units of Angular Measurement38
Trigonometric Functions and Inverse Trigonometric Functions38
Logarithmic and Exponential Functions38
Hyperbolic and Inverse Hyperbolic Functions39
Other Functions39
Coordinate Conversion40
Permutation and Combination40
Fractions41
Engineering Symbol Calculations41
Number of Decimal Places, Number of Significant Digits, Display Format42
Calculations Using Memory42
Base Mode Calculations43
Conversions43
Arithmetic Operations43
Logical Operations43
Differential and Integration Calculations44
How the Unit Calculates Differentials45
To Perform a Differential Calculation45
Applications of Differential Calculations46
How to Unit Calculates Integrations46
To Perform an Integration Calculation47
Application of Integration Calculation47
Statistical Calculations48
Single-Variable Statistical Calculations49
To Enter the Standard Deviation Mode Without Data Storage49
To Input Data49
To Delete Data49
To Enter the Standard Deviation Mode with Data Storage50
To Edit Data Items Stored in Memory50
To Delete Specific Data Items Stored in Memory51
To Insert Data Items into Data Stored in Memory51
Performing Single-Variable Calculations51
Without Data Storage (S-Data: NON)51
With Data Storage (S-Data: STO)52
Paired-Variable Statistical Calculations52
To Enter the Regression Mode Without Data Storage52
To Enter the Linear Regression Mode52
To Input Data for Linear Regression53
To Enter the Logarithmic Regression Mode53
To Enter the Exponential Regression Mode53
To Enter the Power Regression Mode54
To Enter the Regression Mode with Data Storage54
To Edit Data54
Performing Paired-Variable Calculations55
Statistical Menu55
Things to Remember During Statistical Calculations55
Standard Deviation55
Linear Regression56
Logarithmic Regression57
Exponential Regression57
Power Regression58
Using the Matrix Mode58
Before Performing Matrix Calculations59
To Enter the Matrix Mode59
Matrix List59
Matrix Input59
To Directly Assign Data to Matrix60
To Specify the Dimensions of a Matrix and then Input Data60
To Delete a Specific Matrix61
To Delete All Matrices61
Before Modifying a Matrix61
To Display the Matrix Editing Screen61
Row Operations62
To Display the Row Operation Menu62
To Swap Two Rows62
To Calculate a Scalar Product for a Row62
To Add One Row to Another63
Modifying the Contents of a Matrix63
To Directly Substitute Value in Matrix Cell63
Deleting, Inserting, and Adding Rows63
To Delete a Row64
To Insert a Row64
To Add a Row64
To Delete a Column65
Deleting, Inserting, and Adding Columns65
To Insert a Column65
To Add a Column66
Matrix Calculations66
To Add Matrices66
To Subtract Matrices67
To Multiply Matrices67
To Store the Result of an Arithmetic Operation in a Third Matrix68
To Calculate a Scalar Product68
To Store the Result of a Scalar Product Operation in Another Matrix68
To Calculate a Determinants69
To Calculate a Determinant and Assign the Result to a Value Memory69
To Transposing a Matrix69
To Store the Result of a Transpose Operation in Another Matrix70
To Inverting a Matrix70
To Store the Result of an Invert Operation in Another Matrix71
To Square a Matrix71
To Store the Result of an Squaring Operation in Another Matrix71
Matrix Operation Precautions72
Equation Calculations72
Before Beginning an Equation Calculation73
To Clear the Equation Memories73
Linear Equations with Two Unknowns73
To Enter the Linear Equation Mode for Two Unknowns73
To Solve a Linear Equation with Teo Unknowns74
Linear Equations with Three Unknowns74
To Enter the Linear Equation Mode for Three Unknowns74
To Solve a Linear Equation with Three Unknowns74
To Enter the Quadric Equation Mode75
To Solve a Quadratic Equation75
Quadratic Equations that Produce Single-Value Solutions or Imaginary Number Solutions76
Changing Coefficients76
To Clear All the Coefficients76
What to Do When an Error Occurs76
Graphing77
About the Graphing Function78
Specifying the Range of a Graph78
To Display the Range Parameter Screen78
To Specify Range Parameters78
Initializing the Range Parameter Display Settings80
Rectangular Coordinate Graphs80
Graphing Built-In Scientific Functions80
To Enter the Correct Mode80
To Graph the Sine Function81
Overdrawing Built-In Function Graphs81
To Overdraw Graphs81
To Graph a Manually Entered Function81
Overdrawing Manually Input Graphs82
Specifying the Value Range82
Polar Coordinate Graphs82
To Check the Current Mode83
Graphing Manually Entered Functions83
Parametric Graphs84
To Graph a Parametric Equation84
Inequality Graphs85
To Graph an Inequality85
To Overdraw Inequality Graphs85
Integration Graphs86
To Graph an Integral86
Probability Distribution Graphs87
To Graph a Probability Distribution87
Single-Variable Statistical Graphs88
To Draw a Bar Graph88
Find the Mode (Mod) on a Graph88
To Susperimpose a Line Graph on a Bar Graph89
To Draw a Normal Distribution Curve89
Paired-Variable Statistical Graphs89
To Draw a Paired-Variable Graph90
Storing Functions in Memory90
To Access the Graphic Function Memory90
Function Types91
To Specify a Function Type91
To Store a Polar Coordinate Function91
To Store Parametric Functions92
To Store an Inequality92
Editing Functions in Memory93
To Modify a Function in Memory93
To Delete a Function from Memory93
Drawing Graphs from Memory94
To Specify the Overlaying Method94
Setting the Type of Graphing Method94
To Specify the Drawing Method94
Trace Function95
To Determine the Values of Points of Intersection95
To Move the Trace between Two Graphs96
Scrolling Graphs97
Notes on Using the Trace Function97
Plot Function97
To Plot Points in the Comp, SD, Reg and Mat Modes97
To Plot Points in the Graph Mode99
Line Function100
To Draw a Line in the Comp, SD, Reg and Mat Modes100
To Draw a Line in the Graph Mode101
Graph Scroll101
To Scroll the Graph on the Display101
Zoom Functions102
To Display the Zoon Menu102
Box Function102
To Zoom in on a Part of a Graph102
To Return a Graph to Its Original Size103
Using the Factor Function to Enlarge and Reduce the Entire Graph103
To Enlarge a Graph103
To Reduce a Graph104
To Redraw a Graph Using the Inverse of the Factors105
To Specify the Center Point of an Enlarged Display105
To Initialize the Zoom Factors106
To Specify the Zoom Factors Within a Program106
Using the Overwrite Function106
To Overwrite Graphs107
Some Graphing Examples107
Programming109
Introduction to Programming110
To Enter the Programming Mode110
To Specify the Calculation Mode110
Selecting a Program Area110
Checking Ho Much Memory in Used by a Program111
Checking Memory from the List of Programs111
To Input a Program111
To Execute a Program Stored in Memory111
Deleting Programs112
To Delete a Specific Program112
To Delete All Programs112
About Error Messages112
Counting the Number of Bytes113
To Check the Amount of Memory Remaining113
Program Commands113
To Display the Program Function Menu113
To Display the Jump Command Menu114
To Display the Relational Operator Menu114
To Display the Punctuation Symbol Menu114
Using Jump Commands114
To Use an Unconditional Jump115
About Conditional Jumps115
To Use a Conditional Jump115
About Count Jumps116
To Use a Count Jump116
Using Subroutines116
Subroutines Save Memory117
Using Array Memory117
Array Memories Simplify Programming117
Cautions When Using Array Memories118
Sample Programs that Use Array Memory118
Display Text Messages119
Using Matrices in Programs119
To Add the Scalar Product of One Row to Another Row120
Using the Graph Function in Programs120
Data Communications121
General Procedure122
Connecting Two Fx-7700GE Units122
Connecting the Fx-7700GE with a Personal Computer122
Before Starting Data Communications123
To Enter the Link Mode123
About the Data Type Selection Screen123
Setting Communications Parameters124
To Set Fx-7700GE Parameters124
Using All to Send All Data124
To Send All Data125
Using Program to Send Program Data125
To Send a Specific Program126
Using Function Mem to Senf Function Memory Data127
To Send All Function Mem Data127
To Send a Specific Function127
Using Matrix to Send Matrix Memory Data128
To Send All Matrix Data128
To Send a Specific Matrix129
Using Statistics to Send Statistical Memory Data129
To Send Single-Variable (Standard Deviation) Data129
To Send Paired-Variable (Regression)130
Using Variable Mem to Send Value Memory Data130
To Send All Variable Mem Data131
To Send Data from Variable Memories a through Z Only131
To Send Data (from Extended Memories Only)132
Using Range to Send Graph Range Parameters132
To Send Range Data133
Using Factor to Send Graph Range Parameters133
To Send Factor Data133
Using Graph Function to Send Graph Function Memory Data134
To Send All Graph Function Data134
Using Equation to Send Equation Data135
To Send Linear Equation Data135
To Send Quadratic Equation Coefficient Data136
Using Back up to Send All Mode Settings and Memory Data136
To Back up All Data137
Screen Copy Function137
To Copy the Screen137
Data Communications Precautions137
Appendix138
Power Supply139
When to Replace Batteries139
To Replace the Main Power Supply Batteries139
Function Reference141
Program Calculations143
Error Message Table144
Input Ranges145
Specifications147
Calculations147
Graph Functions147
Program Communications147
Index148
Key Index151

Casio FX-7700GE - To Recall Coefficients and Solutions for Simultaneous Linear Equations; To Recall Coefficients and Solutions for Quadratic Equations

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