Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 8 - Polynomials and Factoring - 8-6 Factoring ax2+bx+c - Practice and Problem-Solving Exercises - Page 522: 42


The answer is $(7y-4)(3y+12)$.

Work Step by Step

1. $3(7y^{2}+24y-16)$ 2. $3(7y^{2}+28y-4y-16)$ 3. $3[7y(y+4)-4(y+4)]$ 4. $3(7y-4)(y+4)$ 5. $(7y-4)(3y+12)$
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