## College Algebra 7th Edition

Published by Brooks Cole

# Chapter P, Prerequisites - Section P.6 - Factoring - P.6 Exercises: 32

#### Answer

$(y+3)^{2}$

#### Work Step by Step

Rearrange the terms of the trinomial. $9+6y+y^{2}=y^{2}+6y+9$ Use the formula $a^{2}\pm2ab+b^2=(a\pm b)^{2}$ to factor the perfect square. $y^{2}+6y+9=(y+3)^{2}$

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