Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 6 - Section 6.2 - Factoring Trinomials of the Form x2+bx+c - Exercise Set: 82

Answer

$4x(x+4)(x+2)$

Work Step by Step

$2(12x^2)+2(2x^3+16x)$ $=24x^2+4x^3+32x$ $=4x^3+24x^2+32x$ $=4x(x^2+6x+8)$ $=4x(x^2+2x+4x+8)$ $=4x[x(x+2)+4(x+2)]$ $=4x(x+4)(x+2)$
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