Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 1-6 - Cumulative Review - Page 549: 63

Answer

$(t+7)(t^2-7t+49)$

Work Step by Step

Rewrite the expression: $t^3+343=t^3+7^3$ Use the sum of two cubes formula $a^3+b^3=(a+b)(a^2-ab+b^2)$: $t^3+7^3=(t+7)(t^2-7t+49)$
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