Answer
$3$
Work Step by Step
Because $0.5\lt2.5$, by Equation (2): $\int_{0.5}^{2.5} x dx=\frac{(2.5)^2}{2}-\frac{(0.5)^2}{2}=\frac{6.25}{2}-\frac{0.25}{2}=\frac{6}{2}=3$.
University Calculus: Early Transcendentals (3rd Edition)
by Hass, Joel R.; Weir, Maurice D.; Thomas Jr., George B.
Published by
Pearson
ISBN 10:
0321999584
ISBN 13:
978-0-32199-958-0
Chapter 5 - Section 5.3 - The Definite Integral - Exercises - Page 309: 30
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