Casio fx-9750G PLUS User Manual
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• An error occurs if memory becomes full as you are inputting data.
• You can also use the above format inside a program that inputs matrix data.
u
u
u
u
u
To input an identity matrix
Use the matrix operation menu’s Identity command (1) to create an identity
matrix.
Example 2 To create a 3
× 3 identity matrix as Matrix A
K2
(MAT)6(g)1(Iden)
d
a6
(g)1(Mat)aAw
Number of rows/columns
u
u
u
u
u
To check the dimensions of a matrix
Use the matrix operation menu’s Dim command (2) to check the dimensions of
an existing matrix.
Example 3 To check the dimensions of Matrix A, which was input in
Example 1
K2
(MAT)6(g)2(Dim)6(g)
1
(Mat) aAw
The display shows that Matrix A consists of two rows and three columns.
You can also use {Dim} to specify the dimensions of the matrix.
Example 4 To specify dimensions of 2 rows and 3 columns for Matrix B
!
{c,d!}aK
2
(MAT)6(g)2(Dim)6(g)
1
(Mat)aBw
Modifying Matrices Using Matrix Commands
6 - 3
Matrix name
Number of rows
Number of columns