Answer
$(x^n+y^n)(x^{2n}-x^ny^n+y^{2n})$
Work Step by Step
$x^{3n}+y^{3n}=(x^n)^3+(y^n)^3=(x^n+y^n)[(x^n)^2-x^ny^n+(y^n)^2]=(x^n+y^n)(x^{2n}-x^ny^n+y^{2n})$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Prerequisites - P.4 - Factoring Polynomials - Exercises - Page 40: 94
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