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: 44

Answer

5(6a-5b)(a-b)

Work Step by Step

30$a^{2}$+5ab-25$b^{2}= 5(6$a^{2}$+ab-5$b^{2}$)= 5(6$a^{2}$-6ab+5ab -5$b^{2}$)= 5[6a(a-b)-5b(a-b)]=5(6a-5b)(a-b)
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