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Contents
Matrix Transposition ................................................................................... 110
Matrix Inversion ......................................................................................... 110
Squaring a Matrix ...................................................................................... 111
Raising a Matrix to a Power ....................................................................... 112
Determining the Absolute Value, Integer Part, Fraction Part, and
Maximum Integer of a Matrix ............................................................... 113
Chapter 7 Equation Calculations ............................................. 115
7-1 Before Beginning an Equation Calculations ............................. 116
Entering an Equation Calculation Mode .................................................... 116
Clearing Equation Memories ..................................................................... 116
7-2 Linear Equations with Two to Six Unknowns ............................ 117
Entering the Linear Equation Mode for Two to Six Unknowns ................... 117
Solving Linear Equations with Three Unknowns ....................................... 118
Changing Coefficients ............................................................................... 119
Clearing All the Coefficients ...................................................................... 119
7-3 Quadratic and Cubic Equations ................................................. 120
Entering the Quadratic/Cubic Equation Mode ........................................... 120
Solving a Quadratic or Cubic Equation ..................................................... 120
Quadratic equations that produce multiple root (1 or 2) solutions or
imaginary number solutions ................................................................. 121
Changing Coefficients ............................................................................... 122
Clearing All the Coefficients ...................................................................... 122
7-4 What to Do When an Error Occurs ............................................. 123
Chapter 8 Graphing .................................................................. 125
8-1 Before Trying to Draw a Graph ................................................... 126
Entering the Graph Mode .......................................................................... 126
8-2 View Window (V-Window) Settings ............................................ 127
Initializing and Standardizing the View Window ........................................ 129
View Window Memory ............................................................................... 130
8-3 Graph Function Operations ........................................................ 132
Specifying the Graph Type ........................................................................ 132
Storing Graph Functions ........................................................................... 132
Editing Functions in Memory ..................................................................... 134
Drawing a Graph ....................................................................................... 135
8-4 Graph Memory ............................................................................. 138
8-5 Drawing Graphs Manually........................................................... 140
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