Differential Equations and Linear Algebra (4th Edition)

Published by Pearson
ISBN 10: 0-32196-467-5
ISBN 13: 978-0-32196-467-0

Chapter 2 - Matrices and Systems of Linear Equations - 2.1 Matrices: Definitions and Notation - Problems - Page 121: 5


See below.

Work Step by Step

Plugging in the values to the correct places: \[ \left[\begin{array}{r} -1 \\ 1 \\ 1\\ -5 \end{array} \right] \] As we can see, it is a $4\times1$ matrix.
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