Algebra and Trigonometry 10th Edition

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

Chapter 10 - 10.4 - The Determinant of a Square Matrix - 10.4 Exercises - Page 742: 14

Answer

0

Work Step by Step

The determinant of a 2x2 matrix can be determined using the formula ad-bc where $\begin{bmatrix} a & b \\ c & d \end{bmatrix}$ In this matrix the determinant is: 2(9) - (-3)(-6) = 18 - 18 = 0
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