Casio fx-9750G Matrix Calculations Manuel d'utilisateur télécharger pdf (Page 5)

6-2 Matrix Cell Operations

You can perform any of the following operations involving the cells of a matrix on the

display.

• Row swapping, scalar product, addition

• Row deletion, insertion, addition

• Column deletion, insertion, addition

Use the following procedure to prepare a matrix for cell operations.

1. While the MATRIX list is on the display, use f and c to highlight the name of

the matrix you want to use.

2. Press w.

Matrix A =

1 (R•OP) ..... Row calculation menu

2 (ROW)...... Row operation menu

3 (COL) ....... Column operation menu

All of the following examples use Matrix A recalled by the above operation.

k Row Calculations

The following menu appears whenever you press 1 (R•OP) while a recalled matrix

is on the display.

1(R•OP)

1 (Swap) ..... Row swap

2 (xRw) ....... Scalar product for a specific row

3 (xRw+) ..... Addition of scalar product of specific row to another row

4 (Rw+) ....... Addition of contents of specific row to another row

uTo swap two rows

Example To swap rows two and three of the following matrix :

Matrix A =

123456

1 2 3 4 5 6 7 8 9 10 ... 22 23

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Casio fx-9750G Matrix Calculations Manuel d'utilisateur Page 5