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 246: 63



Work Step by Step

Since $$\int_{1}^{b} f(x) d x =1-b^{-1} $$ Then \begin{aligned} \int_{1}^{5} f(x) d x &=1-5^{-1} \\ &=1-\frac{1}{5} \\ &=\frac{4}{5} \end{aligned}
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