Casio fx9750G - Chapter 7 Equation Calculations

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Equation Calculations

Your graphic calculator can solve the following three types of equa-

tions:

• Linear equations with two to six unknowns

• Quadratic equations

• Cubic equations

7-1 Before Beginning an Equation Calculation

7-2 Linear Equations with Two to Six Unknowns

7-3 Quadratic and Cubic Equations

7-4 What to Do When an Error Occurs

Chapter

7

Table of Contents

Chapter 1 Basic Operation2
- Before Starting Calculations2
- Memory13
  - Function Memory13
- Option (OPTN) Menu18
- Variable Data (VARS) Menu20
- Program (PRGM) Menu30
Chapter 2 Manual Calculations31
- Basic Calculations31
- Special Functions35
- Function Calculations38
Chapter 3 Solve, Differential/Quadratic Differential, Integration, Maximum/Minimum Value, and Σ Calculations49
- Function Analysis Menu50
- Solve Calculations51
- Differential Calculations53
  - Applications of Differential Calculations55
- Quadratic Differential Calculations56
  - Quadratic Differential Applications57
- Integration Calculations58
  - Application of Integration Calculation59
- Maximum/Minimum Value Calculations61
- Σ Calculations63
  - Example Σ Calculation63
  - Σ Calculation Applications64
Chapter 4 Complex Numbers65
- Before Beginning a Complex Number Calculation66
- Performing Complex Number Calculations67
- Complex Number Calculation Precautions70
Chapter 5 Binary, Octal, Decimal, and Hexadecimal Calculations71
- Before Beginning a Binary, Octal, Decimal, or Hexadecimal Calculation72
- Selecting a Number System74
- Arithmetic Operations75
- Negative Values and Logical Operations76
Chapter 6 Matrix Calculations77
- Before Performing Matrix Calculations78
- Matrix Cell Operations81
  - Row Calculations81
  - Column Operations85
- Modifying Matrices Using Matrix Commands87
  - Matrix Data Input Format87
  - Modifying Matrices Using Matrix Commands88
- Matrix Calculations92
Chapter 7 Equation Calculations100
- Before Beginning an Equation Calculations101
  - Entering an Equation Calculation Mode101
  - Clearing Equation Memories101
- Linear Equations with Two to Six Unknowns102
  - Changing Coefficients104
  - Clearing All the Coefficients104
- Quadratic and Cubic Equations105
- What to Do When an Error Occurs108
Chapter 8 Graphing109
- Before Trying to Draw a Graph110
  - Entering the Graph Mode110
- View Window (V-Window) Settings111
  - View Window Memory114
- Graph Function Operations116
- Graph Memory122
- Drawing Graphs Manually124
- Other Graphing Functions130
- Picture Memory143
- Graph Background145
Chapter 9 Graph Solve147
- Before Using Graph Solve147
- Analyzing a Function Graph147
- Graph Solve Precautions156
Chapter 10 Sketch Function157
- Before Using the Sketch Function157
- Graphing with the Sketch Function160
Chapter 11 Dual Graph173
- Before Using Dual Graph174
  - About Dual Graph Screen Types174
- Specifying the Left and Right View Window Parameters176
- Drawing a Graph in the Active Screen178
- Displaying a Graph in the Inactive Screen179
Chapter 12 Graph-To-Table185
- Before Using Graph-To-Table186
- Using Graph-To-Table187
- Graph-To-Table Precautions190
Chapter 13 Dynamic Graph191
- Before Using Dynamic Graph192
- Storing, Editing, and Selecting Dynamic Graph Functions193
- Drawing a Dynamic Graph194
- Using Dynamic Graph Memory202
- Dynamic Graph Application Examples204
Chapter 14 Implicit Function Graphs207
- Before Graphing an Implicit Function208
  - Entering the CONICS Mode208
- Graphing an Implicit Function209
- Implicit Function Graph Analysis212
- Implicit Function Graphing Precautions217
Chapter 15 Table & Graph219
- Before Using Table & Graph219
- Storing a Function and Generating a Numeric Table220
  - Specifying the Function Type223
- Editing and Deleting Functions224
- Editing Tables and Drawing Graphs225
  - Deleting a Table227
  - Graphing a Function228
- Copying a Table Column to a List231
Chapter 16 Recursion Table and Graph232
- Before Using the Recursion Table and Graph Function233
- Inputting a Recursion Formula and Generating a Table234
- Editing Tables and Drawing Graphs239
  - Before Drawing a Graph for a Recursion Formula240
Chapter 17 List Function245
- List Data Linking246
- List Operations247
- Editing and Rearranging Lists250
- Manipulating List Data254
  - Accessing the List Data Manipulation Function Menu254
- Arithmetic Calculations Using Lists260
- Switching between List Files264
Chapter 18 Statistical Graphs and Calculations265
- Before Performing Statistical Calculations266
- Paired-Variable Statistical Calculation Examples267
- Calculating and Graphing Single-Variable Statistical Data276
- Calculating and Graphing Paired-Variable Statistical Data279
- Other Graphing Functions286
  - Setting the Width of a Histogram/Line Graph286
- Performing Statistical Calculations287
Chapter 19 Programming294
- Programming Examples294
- Debugging a Program294
- Calculating the Number of Bytes Used by a Program303
- Secret Function304
- Searching for a File306
- Searching for Data Inside a Program308
- Editing File Names and Program Contents309
- Deleting a Program313
- Useful Program Commands314
- Command Reference319
- Text Display334
- Using Calculator Functions in Programs335
Chapter 20 Data Communications343
- Connecting Two Units344
- Connecting the Unit with a Personal Computer345
- Connecting the Unit with a CASIO Label Printer346
- Before Performing a Data Communication Operation347
- Performing a Data Transfer Operation348
- Screen Send Function352
- Data Communications Precautions353
Chapter 21 Program Library354
- Prime Factor Analysis355
- Greatest Common Measure357
- T -Test Value359
- Circle and Tangents361
- Rotating a Figure368
Appendix372
- Appendix A Resetting the Calculator373
- Appendix B Power Supply375
  - About the Auto Power off Function377
- Appendix C Error Message Table378
- Appendix D Input Ranges380
- Appendix E 2-Byte Command Table383
- Appendix F Specifications384

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