Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 11 - Cumulative Test for Chapters 9-11 - Page 844: 13

Answer

$A+B=\begin{bmatrix} -3 & 8 \\ 6 & 1 \end{bmatrix}$

Work Step by Step

$A+B=\begin{bmatrix} -1 & 3 \\ 6 & 2 \end{bmatrix}+\begin{bmatrix} -2 & 5 \\ 0 & -1 \end{bmatrix}=\begin{bmatrix} -1-2 & 3+5 \\ 6+0 & 2-1 \end{bmatrix}=\begin{bmatrix} -3 & 8 \\ 6 & 1 \end{bmatrix}$
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