Algebra: A Combined Approach (4th Edition)

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

Chapter 6 - Section 6.4 - Factoring Trinomials of the Form ax2+bx+c by Grouping - Exercise Set: 34



Work Step by Step

30$a^{2}$+38a-20=2(15$a^{2}$+19a-10)=2(15$a^{2}$+25a-6a-10)= 2[5a(3a+5)-2(3a+5)]=2(5a-2)(3a+5)
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