Casio fx-7450G - Chapter 2: Basic Calculations; Memory Status (MEM); Clearing Memory Contents

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Before Using for the First Time2
Handling Precautions3
Contents5
Getting Acquainted8
Using the Main Menu9
To Enter a Mode9
Key Table10
Key Markings11
Selecting Modes11
Using the Set up Screen11
Set up Screen Function Key Menus11
Display12
About the Display Screen12
About Menu Item Types12
Contrast Adjustment13
Exponential Display13
Special Display Formats13
Calculation Execution Screen13
Basic Calculations14
When You Keep Having Problems14
Get the Calculator Back to Its Original Mode Settings14
Low Battery Message14
Addition and Subtraction15
Multiplication15
Division15
Quotient and Remainder Division15
Mixed Calculations16
Mixed Arithmetic Calculation Priority Sequence16
Parentheses Calculation Priority Sequence16
Negative Values16
Other Useful Calculation Features17
Answer Memory17
Consecutive Calculations17
Replay17
Using Variables18
Making Corrections18
Fraction Calculations19
To Assign the same Value to more than One Variable19
To Clear the Contents of All Variables19
Fraction Display and Input19
Changing the Fraction Simplification Mode20
To Convert between Proper and Improper Fractions20
To Perform a Mixed Decimal and Fraction Calculation20
To Change the Fraction Simplification Mode20
Selecting Value Display Modes21
Scientific Function Calculations22
Setting the Default Angle Unit22
Converting between Angle Units22
Trigonometric Function Calculations23
Logarithmic and Exponential Function Calculations23
Coordinate Conversion24
Permutation and Combination24
Other Things to Remember24
Multiplication Sign24
Calculation Priority Sequence25
Using Multistatements25
Stacks25
Errors26
How to Calculate Memory Usage26
Memory Status (MEM)26
Clearing Memory Contents26
Variable Data (VARS) Menu27
To Call View Window Values27
To Recall Enlargement and Reduction Factors27
To Recall Single/Paired-Variable Statistical Data27
To Recall Graph Functions28
Differential Calculations29
To Recall Table & Graph Table Range and Table Content Data29
To Perform a Differential Calculation30
Graphing31
Before Trying to Draw a Graph32
View Window Settings32
Entering the Graph Mode32
Initializing and Standardizing the View Window33
View Window Memory33
To Save View Window Settings33
To Recall View Window Settings33
Graph Function Operations34
Specifying the Graph Type34
Storing Graph Functions34
Drawing Graphs Manually35
Editing Functions in Memory35
Drawing a Graph35
To Graph Using Rectangular Coordinates36
To Graph Parametric Functions36
Other Graphing Functions37
Connect Type and Plot Type Graphs37
Trace37
Scroll38
Overwrite38
Zoom39
To Use Factor Zoom39
Sketch Function40
To Plot Points41
To Turn Plot Points on and off in the STAT, GRAPH and Table Modes42
To Draw a Line between Two Plotted Points42
To Draw a Line in the STAT, GRAPH and TABLE Modes43
To Draw a Line in the Run or PRGM Mode43
To Draw Vertical and Horizontal Lines43
Table & Graph44
Storing a Function45
Deleting a Function45
Assigning Values to a Variable45
Generating a Numeric Table46
Editing a Table46
Graphing a Function46
List Function47
Assigning Numeric Table Contents to a List47
List Data Linking48
List Operations48
Editing and Rearranging Lists49
Editing List Values49
Sorting List Values50
To Insert a New Cell50
To Sort a Single List50
Manipulating List Data51
Accessing the List Data Manipulation Function Menu51
To Sort Multiple Lists51
Arithmetic Calculations Using Lists53
Error Messages53
Inputting a List into a Calculation53
Recalling List Contents54
Graphing a Function Using a List54
Inputting Scientific Calculations into a List54
Statistical Graphs and Calculations55
Performing Scientific Function Calculations Using a List55
Before Performing Statistical Calculations56
Statistical Calculation Examples56
Inputting Data into Lists56
Plotting Data56
Plotting a Scatter Diagram57
Changing Graph Parameters57
Drawing an Xy Line Graph59
Selecting the Regression Type59
Calculating and Graphing Single-Variable Statistical Data60
Displaying Statistical Calculation Results60
Graphing Statistical Calculation Results60
Calculating and Graphing Paired-Variable Statistical Data61
Normal Distribution Curve61
Displaying Single-Variable Statistical Results61
Linear Regression Graph61
Med-Med Graph62
Quadratic Regression Graph62
Logarithmic Regression Graph62
Exponential Regression Graph62
Power Regression Graph63
Displaying Paired-Variable Statistical Results63
Manual Graphing64
Copying a Regression Graph Formula to the Graph Mode64
Multiple Graphs64
Setting the Width of a Histogram64
Performing Statistical Calculations65
Single-Variable Statistical Calculations65
Paired-Variable Statistical Calculations66
Regression Calculation66
Estimated Value Calculation66
Programming67
Before Programming68
Programming Examples68
To Input a Program69
To Change Modes in a Program69
To Run a Program70
Debugging a Program71
Calculating the Number of Bytes Used by a Program71
Secret Function71
Searching for a File72
Editing Program Contents72
To Recall a Program72
To Find a File Using File Name Search72
Deleting a Program74
Useful Program Commands74
Command Reference76
Basic Operation Commands77
Program Commands (COM)77
If-Then-Else78
If-Then-Else-Ifend78
For-To-Next78
For-To-Step-Next78
Program Control Commands (CTL)79
Do-Lpwhile79
While-Whileend79
Break79
Jump Commands (JUMP)80
Return80
Stop80
Dsz80
Clear Commands81
Isz81
Input/Output Commands82
Conditional Jump Relational Operators82
Text Display83
Using Calculator Functions in Programs83
Using Graph Functions in a Program83
Using Table & Graph Functions in a Program83
Using List Sort Functions in a Program84
Using Statistical Calculations and Graphs in a Program84
Data Communications85
Connecting Two Units86
Connecting the Unit with a Personal Computer86
Connecting the Unit with a CASIO Label Printer87
Before Performing a Data Communication Operation87
Performing a Data Transfer Operation88
Screen Send Function90
Data Communications Precautions90
Program Library91
Before Using the Program Library91
Program Sheet92
Prime Factor Analysis92
Greatest Common Measure93
Test Value94
Circle and Tangents95
Rotating a Figure98
Resetting the Calculator101
Power Supply102
Replacing Batteries102
Error Message Table103
To Replace the Memory Back up Battery103
About the Auto Power off Function103
Input Ranges104
2-Byte Command Table105
Specifications106
Program Mode Command List108

Casio fx-7450G - Chapter 2: Basic Calculations; Memory Status (MEM); Clearing Memory Contents

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