Answer
$A_{21}: 3$
Dimensions: 2$\times$3
Work Step by Step
Row 2 Column 1 : 3
There are 2 rows and 3 columns, so the dimensions is 2$\times$3
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 4 - Section 4.1 - Matrix Addition and Scalar Multiplication - Exercises - Page 239: 6
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