Casio ClassPad 300 PLUS User Manual page 126

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:
Create a new 1-row × 2-column matrix
Create a new 2-row × 1-column matrix
Create a new 2-row × 2-column matrix
Add a column to the currently displayed matrix
Add a row to the currently displayed matrix
Add both a row and column to the currently displayed matrix
Example: To input the matrix
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
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
2-6-3
Matrix and Vector Calculations
1 2 3
and assign it to the variable "mat2"
4 5 6
20050501
Tap this 2D key:
6
7
8
6
7
8