Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 5 - The Integral - 5.2 The Definite Integral - Exercises - Page 245: 35



Work Step by Step

We use the formula $\int_{0}^{b} x^{2}dx= \frac{b^{3}}{3}$. In this case, b=9. So the answer is $\frac{9^{3}}{3}= 243$.
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