Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 3 - Differentiation - 3.5 Higher Derivatives - Exercises - Page 135: 22


$ f'''(4)=0$.

Work Step by Step

Since $ f(t)=2t^2-t $, then we get $$ f'(t)=4t-1, \quad f''(t)=4, \quad f'''(t)=0.$$ Hence, $ f'''(4)=0$.
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