#### Answer

3x3

#### Work Step by Step

The size of a matrix is given by m x n, where m is equal to the number of rows and n is equal to the number of columns. In this problem, m=3 and n=3 so the size of the matrix is 3 x 3.

Published by
Cengage Learning

ISBN 10:
1-13311-087-8

ISBN 13:
978-1-13311-087-3

3x3

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