Casio fx-9750G Matrix Calculations - Manual (Page 12)

102
Example 1 To input the following data as Matrix A :
1 3 5
2 4 6
K2
(MAT)
![![b,d,f
!]![c,e,g
!]!]
a1
(Mat) aA
w
• An error (Mem 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.
uuuuu
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
a
Number of rows/columns
6 (
g
) 1 (Mat) aA
w
uuuuu
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)
a A
1 2 3 4 5 6
P.101
1 2 3 4 5 6
1 2 3 4 5 6
6 - 3
Modifying Matrices Using Matrix Commands
P.101
Matrix name