Elementary Technical Mathematics

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

Chapter 10 - Section 10.3 - Finding Binomial Factors - Exercise - Page 350: 60

Answer

$(a+7)(a+9)$

Work Step by Step

$a^2+16a+63$ has no common monomial factors. =$(\ \ \ \ \ \ \ \ \ )(\ \ \ \ \ \ \ \ \ )$ =$(a\ \ \ \ \ \ \ )(a\ \ \ \ \ \ \ )$ =$(a+\ \ )(a+\ \ )$ All terms in the trinomial are positive. =$(a+7)(a+9)$ 7 and 9 have a sum of 16 and a product of 63.
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