Answer
$4$
Work Step by Step
We have
$$
\int_{0}^{1}\left(2 x^{3}-x+4\right) d x=2\frac{(1^4)}{4}- \frac{(1^2)}{2}+4(1)=4.
$$
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 246: 52
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