Answer
$u=x^3+1$
$du=3x^2$
Work Step by Step
$\int x^2\sqrt{x^3+1}dx$
Let $u=x^3+1$ then $du=3x^2$
Calculus 10th Edition
by Larson, Ron; Edwards, Bruce H.
Published by
Brooks Cole
ISBN 10:
1-28505-709-0
ISBN 13:
978-1-28505-709-5
Chapter 4 - Integration - 4.5 Exercises - Page 301: 2
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