Answer
$x^3+9x^2+27x+27$
Work Step by Step
Use the formula:
$(a+b)^3=a^3+3a^2b+3ab^2+b^3$
$(x+3)^3$
$=x^3+3x^2(3)+3x(3^2)+3^3$
$=x^3+9x^2+27x+27$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Prerequisites - P.3 - Polynomials and Special Products - Exercises - Page 31: 47
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