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fx-7400G
Casio fx-7400G Owner's Manual
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44
Table of Contents
Before Using the Calculator for the First Time
2
Notice
2
Handling Precautions
3
Power Graphics
4
Contents
5
Getting Acquainted
7
Using the Main Menu
8
To Enter a Mode
8
Example Menus
8
Key Table
9
Alpha Lock
9
Key Markings
10
Selecting Modes
10
Set up Screen Function Key Menus
10
Using the Set up Screen
10
Display
11
About the Display Screen
11
Abbreviations
11
Angle Unit
11
Contrast Adjustment
12
Exponential Display
12
Special Display Formats
12
How to Interpret Exponential Format
12
Basic Calculations
13
When You Keep Having Problems
13
Low Battery Message
13
Addition and Subtraction
14
Multiplication
14
Division
14
Quotient and Remainder Division
14
Mixed Calculations
15
Negative Values
15
Exponential Expressions
15
Mixed Arithmetic Calculation Priority Sequence
15
Other Useful Calculation Features
16
Rounding
16
Replay
16
Error Recovery
16
Using Variables
17
Making Corrections
17
To Change a Step
17
To Delete a Step
17
Fraction Calculations
18
Fraction Display and Input
18
Performing Fraction Calculations
18
Changing the Fraction Simplification Mode
19
To Convert between Proper and Improper Fractions
19
To Perform a Mixed Decimal and Fraction Calculations
19
Selecting Value Display Modes
20
To Simplify Using Your Own Divisor
20
Fix Mode
20
Sci Mode
20
Scientific Function Calculations
21
Converting between Angle Units
21
To Specify the Number of Significant Digits
21
To Set the Default Angle Unit
21
Trigonometric Function Calculations
22
To Perform Trigonometric Function Calculations
22
Other Functions
22
Logarithmic and Exponential Function Calculations
22
Coordinate Conversion
23
Permutation and Combination
23
Rectangular Coordinates
23
Polar Coordinates
23
Calculation Priority Sequence
24
Stacks
24
Display Result Command
24
To Use Multistatements
24
Errors
25
How to Calculate Memory Usage
25
Memory Status
25
To Check the Memory Status
25
Variable Data Menu
26
To Recall Enlargement and Reduction Factors
26
Differential Calculations
28
To Perform a Differential Calculation
29
Graphing
30
Before Trying to Draw a Graph
31
View Window
31
Entering the Graph Mode
31
View Window Memory
32
To Save View Window Settings
32
To Recall View Window Settings
32
Graph Function Operations
33
Specifying the Graph Type
33
Storing Graph Functions
33
To Store a Parametric Function
33
Editing Functions in Memory
34
Drawing a Graph
34
To Edit a Function in Memory
34
To Delete a Function
34
To Graph Using Rectangular Coordinates
35
To Graph Parametric Functions
35
Other Graphing Functions
36
Connect Type and Plot Type Graphs
36
Trace
36
To Use Trace to Read Coordinates
36
Scroll
37
Overwrite
37
Zoom
38
To Use Box Zoom
38
To Use Factor Zoom
38
Sketch Function
39
To Initialize the Zoom Factor
39
To Plot Points
40
In the RUN or PRGM Mode
40
To Draw a Line between Two Plotted Points
41
To Draw Vertical and Horizontal Lines
41
Tabs & Graph
42
To Draw a Vertical Line
42
To Draw a Horizontal Line
42
To Clear Drawn Lines and Points
42
Storing a Function
43
Deleting a Function
43
Assigning Values to a Variable
43
Generating a Numeric Table
44
Editing a Table
44
Graphing a Function
44
List Function
45
Assigning Numeric Table Contents to a List
45
List Data Linking
46
List Operations
46
To Input Values One by One
46
To Batch Input a Series of Values
47
To Delete a Cell
47
To Delete All Cells in a List
47
Sorting List Values
48
To Insert a New Cell
48
Manipulating List Data
49
To Sort Multiple Lists
49
Ascending Order
49
Accessing the List Data Manipulation Function Menu
49
To Replace All Cell Values with the same Value
50
To Generate a Sequence of Numbers
50
To Find the Minimum Value in a List
50
To Find the Maximum Value in a List
50
Arithmetic Calculations Using Lists
51
Error Messages
51
Inputting a List into a Calculation
51
To Input a Specific List by Name
51
Recalling List Contents
52
Graphing a Function Using a List
52
Inputting Scientific Calculations into a List
52
Statistical Graphs and Calculations
53
Performing Scientific Function Calculations Using a List
53
Before Performing Statistical Calculations
54
Statistical Calculation Examples
54
Inputting Data into Lists
54
Plotting Data
54
Plotting a Scatter Diagram
55
Changing Graph Parameters
55
Graph Draw/Non-Draw Status
55
General Graph Settings
55
To Display the General Graph Settings Screen
56
To Select the Statgraph Area
56
To Select the Graph Type
56
To Select the X-Axis Data List
56
Drawing an Xy Line Graph
57
To Select the Y-Axis Data List
57
Calculating and Graphing Single-Variable Statistical Data
58
Displaying Statistical Calculation Results
58
Graphing Statistical Calculation Results
58
Normal Distribution Curve
59
Displaying Single-Variable Statistical Results
59
Linear Regression Graph
59
Med-Med Graph
60
Quadratic Regression Graph
60
Logarithmic Regression Graph
60
Power Regression Graph
61
Displaying Paired-Variable Statistical Results
61
Manual Graphing
62
Copying a Regression Graph Formula to the Graph Mode
62
Multiple Graphs
62
Performing Statistical Calculations
63
Single-Variable Statistical Calculations
63
Paired-Variable Statistical Calculations
64
Regression Calculation
64
Estimated Value Calculation
64
Programming
65
Before Programming
66
Programming Examples
66
To Register a File Name
66
To Input a Program
67
To Change Modes in a Program
67
To Run a Program
68
Debuggin a Program
69
Calculating the Number of Bytes Used by a Program
69
Searching for a File
69
To Find a File Scroll Search
69
Editing Program Contents
70
To Find a File Using Initial Character Search
70
To Edit Program Contents
70
Deleting a Program
71
To Delete a Specific Program
71
Useful Program Commands
72
Program Menu
72
Program Command Menu
72
Control Command Menu
72
Jump Command Menu
73
Conditional Jump Relational Operator Menu
73
Display Command Menu
73
Command Reference
74
Command Index
74
Basic Operation Commands
74
Input Command
74
Program Commands
75
If then
75
If then if End
75
If then else
75
For to Next
76
Do Lpwhile
76
For to Step Next
76
Program Control Commands
77
Break
77
Prog
77
Return
77
Jump Commands
78
Dsz
78
Isz
78
Jump Code
78
Clear Commands
79
Cirgraph
79
Cirlist
79
Cirtext
79
Text Display
80
Using Calculations Functions in Programs
80
Using Table & Graph Functions in a Program
80
Using List Sort Functions in a Program
81
Using Statistical Calculations and Graphs in a Program
81
Program Library
82
Before Using the Program Library
82
Power Supply
93
Replacing Batteries
93
Precautions
93
Error Message Table
94
To Replace the Memory Back up Battery
94
Input Ranges
95
2-Byte Command Table
96
Menu Commands
96
VAR Menu Commands
96
Specifications
97
Calculations/Graph Function
97
Built-In Scientific Functions
97
Built-In Functions
97
Program Capacity
98
Display System
98
Power Consumption
98
Other manuals for Casio fx-7400G
User Manual
186 pages
Manual
30 pages
Service Manual & Parts List
16 pages
Programing Manual
32 pages
Appendix
15 pages
Function Guide
16 pages
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Casio fx-7400G Specifications
General
Model
fx-7400G
Memory
28 KB
Graphing Capabilities
Yes
Display
Monochrome
Programming
Yes, BASIC-like language
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