beautypg.com

Casio ClassPad 300 PLUS User Manual

Page 126

background image

20050501

k Inputting Matrix Values with the ) Keyboard

The 6, 7, and 8 keys of the ) keyboard make matrix value input quick and easy.

To do this:

Tap this 2D key:

Create a new 1-row

× 2-column matrix

6

Create a new 2-row

× 1-column matrix

7

Create a new 2-row

× 2-column matrix

8

Add a column to the currently displayed matrix

6

Add a row to the currently displayed matrix

7

Add both a row and column to the currently displayed matrix

8

Example: To input the matrix

1

2

3

and assign it to the variable “mat2”

4

5

6

u ClassPad Operation

(1) Tap )K to display the lower part of the 2D keyboard, and then perform the key

operation below in the Main application work area.

6 (Creates a 1-row

× 2-column matrix.)

bec

2-6-3

Matrix and Vector Calculations

6 (Adds one column to the matrix.)

d

7 (Adds one row to the matrix.)

eefeg

(2) Perform the key operation below to assign the matrix to the variable named “mat2”.

eW 0matcw