Casio CFX-9970G Manual - Page 14

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6-4 Matrix Calculations

Use the matrix command menu to perform matrix calculation operations.

u u u u u To display the matrix commands

1. From the Main Menu, select the RUN icon and press w.

2. Press K to display the option menu.

P.27

3. Press 2 (MAT) to display the matrix command menu.

The following describes only the matrix commands that are used for matrix

arithmetic operations.

All of the following examples assume that matrix data is already stored in memory.

k k k k k Matrix Arithmetic Operations

• {Mat} ... {Mat command (matrix specification)}

• {Det} ... {Det command (determinant command)}

• {Trn} ... {Trn command (transpose matrix command)}

• {Iden} ... {Identity command (identity matrix input)}

Matrix 1

Arithmetic operator key

Mat A

Mat Z

MatAns

Example 1

To add the following two matrices (Matrix A + Matrix B) :

A =

1(Mat)aA+

1(Mat)aBw

Example 2

To multiply the two matrices in Example 1 (Matrix A

1(Mat)aA*

1(Mat)aBw

B =

Matrix 2

Mat A

Mat Z

MatAns

[OPTN]-[MAT]

Matrix B)