Answer
$y^3+6y^2+12y+8$
Work Step by Step
Use the formula $(a+b)^3=a^3+3a^2b+3ab^2+b^3$ , we have:
$(y+2)^3=y^3+3y^2(2)+3y(2)^2+(2)^3=y^3+6y^2+12y+8$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter R - Review of Basic Concepts - R.3 Polynomials - R.3 Exercises - Page 33: 83
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