Matrices Operations The info in this powerpoint came from coolmath.com http://www.coolmath.com/algebra/24-matrices/01-whats-a-matrix-01.

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Presentation transcript:

Matrices Operations The info in this powerpoint came from coolmath.com http://www.coolmath.com/algebra/24-matrices/01-whats-a-matrix-01

Make sure that you take notes and write down examples.

What is a matrix?

Make sure that you know the dimensions of a matrix!!! 1. 2. Make sure that you know the dimensions of a matrix!!!

1 x 4 A. 2 x 5 B. 3 x 3 C.

D. -2 1 7 10 -8

Adding and Subtracting Matrices 1.

2.

A.

NOT POSSIBLE B. C.

Scalar Multiplication

1.

2.

YOU TRY: A. B. +

C. D. +2 5 -3 -