College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 6, Matrices and Determinants - Section 6.4 - Determinants and Cramer's Rule - 6.4 Exercises - Page 533: 7



Work Step by Step

The determinant of a two by two matrix is $ad-bc$ $3/2*-2/3+1 = 0$
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