College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.6 - Factoring - P.6 Exercises: 103

Answer

$3(x-1)(x+2)$

Work Step by Step

$(x-1)(x+2)^{2}-(x-1)^{2}(x+2)=(x-1)(x+2)[(x+2)-(x-1)]=3(x-1)(x+2)$
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