Answer
$2x^{2}+2\pi x+7$
Work Step by Step
$\dfrac {d}{dx}\left( \dfrac {2}{3}x^{3}+\pi x^{2}+7x+1\right) =\dfrac {2}{3}\times 3\times x^{2}+2\times \pi x+7+0=2x^{2}+2\pi x+7$
Calculus: Early Transcendentals (2nd Edition)
by Briggs, Bill L.; Cochran, Lyle; Gillett, Bernard
Published by
Pearson
ISBN 10:
0321947347
ISBN 13:
978-0-32194-734-5
Chapter 3 - Derivatives - Review Exercises - Page 233: 15
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