Answer
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 $\frac{9^{3}}{3}= 243$.
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
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
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