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 - Practice - Page 439: 2


a)2(5x-1)(3x-2) b)y(2x+1)(3x-5)

Work Step by Step

a)30$x^2$-20x-6x+4=10x(3x-2)-2(3x-2)=(10x-2)(3x-2)=2(5x-1)(3x-2) b)6$x^2$y-10xy+3xy-5y=2xy(3x-5)+y(3x-5)=(2xy+y)(3x-5)=y(2x+1)(3x-5)
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