Answer
$\begin{bmatrix}
-6&11&-5\\
-1&11&7\\
18&20&-8
\end{bmatrix}
$
Work Step by Step
By using Wolfram Alpha's graphing calculator I get the following result: $\begin{bmatrix}
-6&11&-5\\
-1&11&7\\
18&20&-8
\end{bmatrix}
$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 3 Linear Systems and Matrices - Graphing Calculator Activity - 3.5 Use Matrix Operations - Practice - Page 194: 3
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