## Calculus (3rd Edition)

Published by W. H. Freeman

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

243

#### 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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