Casio fx-9750G Matrix Calculations Manuel d'utilisateur télécharger pdf (Page 12)

102

Example 1 To input the following data as Matrix A :

135

246

K2(MAT)

![![b,d,f

!]![c,e,g

!]!]a1(Mat)aA

• 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.

uTo 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)da

Number of rows/columns

6(g)1(Mat)aA

uTo 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 23456

P.101

1 23456

123456

6 - 3 Modifying Matrices Using Matrix Commands

P.101

Matrix name

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 22 23

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Casio fx-9750G Matrix Calculations Manuel d'utilisateur Page 12