Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 5 - Review - Page 232: 26



Work Step by Step

We simplify by distributing $-4x^2$ as follows: $$-4x^2(8-2x+3x^2)=-4x^2(8)-4x^2(-2x)-4x^2(3x^2)\\ = -32x^2+8x^3-12x^4.$$
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