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Casio fx-7450G User Manual

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User manual (18 pages)

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Contents
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Table of Contents

Before Using for the First Time
Handling Precautions
Contents
Getting Acquainted
Using the Main Menu
To Enter a Mode
Key Table
Key Markings
Selecting Modes
Using the Set up Screen
Set up Screen Function Key Menus
Display
About the Display Screen
About Menu Item Types
Contrast Adjustment
Exponential Display
Special Display Formats
Calculation Execution Screen
Basic Calculations
When You Keep Having Problems
Get the Calculator Back to Its Original Mode Settings
Low Battery Message
Addition and Subtraction
Multiplication
Division
Quotient and Remainder Division
Mixed Calculations
Mixed Arithmetic Calculation Priority Sequence
Parentheses Calculation Priority Sequence
Negative Values
Other Useful Calculation Features
Answer Memory
Consecutive Calculations
Replay
Using Variables
Making Corrections
Fraction Calculations
To Assign the same Value to more than One Variable
To Clear the Contents of All Variables
Fraction Display and Input
Changing the Fraction Simplification Mode
To Convert between Proper and Improper Fractions
To Perform a Mixed Decimal and Fraction Calculation
To Change the Fraction Simplification Mode
Selecting Value Display Modes
Scientific Function Calculations
Setting the Default Angle Unit
Converting between Angle Units
Trigonometric Function Calculations
Logarithmic and Exponential Function Calculations
Coordinate Conversion
Permutation and Combination
Other Things to Remember
Multiplication Sign
Calculation Priority Sequence
Using Multistatements
Stacks
Errors
How to Calculate Memory Usage
Memory Status (MEM)
Clearing Memory Contents
Variable Data (VARS) Menu
To Call View Window Values
To Recall Enlargement and Reduction Factors
To Recall Single/Paired-Variable Statistical Data
To Recall Graph Functions
Differential Calculations
To Recall Table & Graph Table Range and Table Content Data
To Perform a Differential Calculation
Graphing
Before Trying to Draw a Graph
View Window Settings
Entering the Graph Mode
Initializing and Standardizing the View Window
View Window Memory
To Save View Window Settings
To Recall View Window Settings
Graph Function Operations
Specifying the Graph Type
Storing Graph Functions
Drawing Graphs Manually
Editing Functions in Memory
Drawing a Graph
To Graph Using Rectangular Coordinates
To Graph Parametric Functions
Other Graphing Functions
Connect Type and Plot Type Graphs
Trace
Scroll
Overwrite
Zoom
To Use Factor Zoom
Sketch Function
To Plot Points
To Turn Plot Points on and off in the STAT, GRAPH and Table Modes
To Draw a Line between Two Plotted Points
To Draw a Line in the STAT, GRAPH and TABLE Modes
To Draw a Line in the Run or PRGM Mode
To Draw Vertical and Horizontal Lines
Table & Graph
Storing a Function
Deleting a Function
Assigning Values to a Variable
Generating a Numeric Table
Editing a Table
Graphing a Function
List Function
Assigning Numeric Table Contents to a List
List Data Linking
List Operations
Editing and Rearranging Lists
Editing List Values
Sorting List Values
To Insert a New Cell
To Sort a Single List
Manipulating List Data
Accessing the List Data Manipulation Function Menu
To Sort Multiple Lists
Arithmetic Calculations Using Lists
Error Messages
Inputting a List into a Calculation
Recalling List Contents
Graphing a Function Using a List
Inputting Scientific Calculations into a List
Statistical Graphs and Calculations
Performing Scientific Function Calculations Using a List
Before Performing Statistical Calculations
Statistical Calculation Examples
Inputting Data into Lists
Plotting Data
Plotting a Scatter Diagram
Changing Graph Parameters
Drawing an Xy Line Graph
Selecting the Regression Type
Calculating and Graphing Single-Variable Statistical Data
Displaying Statistical Calculation Results
Graphing Statistical Calculation Results
Calculating and Graphing Paired-Variable Statistical Data
Normal Distribution Curve
Displaying Single-Variable Statistical Results
Linear Regression Graph
Med-Med Graph
Quadratic Regression Graph
Logarithmic Regression Graph
Exponential Regression Graph
Power Regression Graph
Displaying Paired-Variable Statistical Results
Manual Graphing
Copying a Regression Graph Formula to the Graph Mode
Multiple Graphs
Setting the Width of a Histogram
Performing Statistical Calculations
Single-Variable Statistical Calculations
Paired-Variable Statistical Calculations
Regression Calculation
Estimated Value Calculation
Programming
Before Programming
Programming Examples
To Input a Program
To Change Modes in a Program
To Run a Program
Debugging a Program
Calculating the Number of Bytes Used by a Program
Secret Function
Searching for a File
Editing Program Contents
To Recall a Program
To Find a File Using File Name Search
Deleting a Program
Useful Program Commands
Command Reference
Basic Operation Commands
Program Commands (COM)
If-Then-Else
If-Then-Else-Ifend
For-To-Next
For-To-Step-Next
Program Control Commands (CTL)
Do-Lpwhile
While-Whileend
Break
Jump Commands (JUMP)
Return
Stop
Dsz
Clear Commands
Isz
Input/Output Commands
Conditional Jump Relational Operators
Text Display
Using Calculator Functions in Programs
Using Graph Functions in a Program
Using Table & Graph Functions in a Program
Using List Sort Functions in a Program
Using Statistical Calculations and Graphs in a Program
Data Communications
Connecting Two Units
Connecting the Unit with a Personal Computer
Connecting the Unit with a CASIO Label Printer
Before Performing a Data Communication Operation
Performing a Data Transfer Operation
Screen Send Function
Data Communications Precautions
Program Library
Before Using the Program Library
Program Sheet
Prime Factor Analysis
Greatest Common Measure
Test Value
Circle and Tangents
Rotating a Figure
Resetting the Calculator
Power Supply
Replacing Batteries
Error Message Table
To Replace the Memory Back up Battery
About the Auto Power off Function
Input Ranges
2-Byte Command Table
Specifications
Program Mode Command List

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