Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 3 Linear Systems and Matrices - Chapter Review - Page 226: 30



Work Step by Step

Using Cramer's rule to find the determinant of the matrices, we find: $$\det \begin{pmatrix}3&-5\\ 2&6\end{pmatrix} \\ 3\cdot \:6-\left(-5\right)\cdot \:2 \\ 28$$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.