Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 6 - Section 6.2 - Factoring Trinomials of the Form x2+bx+c - Exercise Set - Page 428: 16



Work Step by Step

Step 1: $y^{4}-3y^{2}-70$ Step 2: $y^{4}+7y^{2}-10y^{2}-70$ Step 3: $y^{2}(y^{2}+7)-10(y^{2}+7)$ Step 4: $(y^{2}+7)(y^{2}-10)$
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