MtxMultiplication

Definition

Scalar Multiplication: Multiplication of a matrix by a number

Multiplication of a matrix by another matrix

Unlike with numbers, we multiply a matrix by another matrix in special way. Watch this animation and learn how to do it. <flash>file=Multiplication.swf|width=70%|height=200|bgcolor=#ffffff;|quality=best</flash>

Activity

Where can we use multiplication of matrices? Follow the examples carefully! Let us again take the fruit shop story.

Competency

Try the following exercise now.