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: 33

Answer

3(6a-5)(3a+2)

Work Step by Step

54$a^{2}$-9a-30=3(18$a^{2}$-3a-10)=3(18$a^{2}$+12a-15a-10)= 3[6a(3a+2)-5(3a+2)]=3(6a-5)(3a+2)
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