108
Example 3 To multiply Matrix A (from Example 1) by a 2 ! 2 identity matrix
1(Mat)aA*
6(g)1(Iden)c
Number of rows and columns.
w
This display indicates the following result.
A ! E =
11
21
kk
kk
k Matrix Scalar Product
The following is the format for calculating a matrix scalar product, which multiplies
the value in each cell of the matrix by the same value.
Scalar value Matrix
Mat A
k w
Mat Z
MatAns
Example Calculate the scalar product of the following matrix using a
multiplier value of 4 :
Matrix A =
12
34
e1(Mat)aA
w
This display indicates the following result.
4A =
48
12 16
1 23456
1 23456
6 - 4 Matrix Calculations
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