Higher Concepts of Mathematics
MATRICES AND DETERMINANTS
Example:
Add matrix A to matrix B.
A
6
2
6
1
3
0
B
2
1
3
0
3
6
Solution:
A
B
6
2
2
1
6
3
1
0
3
3
0
6
8
3
9
1
0
6
Multiplication of a Scalar and a Matrix
When multiplying a matrix by a scalar (or number), we write "scalar K times matrix A." Each
element of the matrix is multiplied by the scalar. By example:
K
3
and
A
2
3
1
7
then
3 x A
3
2
3
1
7
2
3
3
3
1
3
7
3
6
9
3
21
Rev. 0
Page 19
MA-05
