Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.5 - Factoring Polynomials - Exercise Set - Page 68: 30



Work Step by Step

$8x^{2}+33x+4=$ two factors of $ac=+32$ whose sum is $b=+33$ are $+32$ and $+1.$ Rewrite the middle term and factor in pairs. $8x^{2}+33x+4=8x^{2}+32x+x+4$ $=8x(x+4)+(x+4)$ $=(8x+1)(x+4)$
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