Answer
$\Delta f= 0.12$
Work Step by Step
$\Delta f= f(a+\Delta x)-f(a)=f(3.02)-f(3)$
$\implies a=3$ and $\Delta x= 0.02$
According to the Eq.2,
$\Delta f= f'(a)\Delta x= f'(3)\times0.02$
$= 2\times3\times0.02= 0.12$
Calculus (3rd Edition)
by Rogawski, Jon; Adams, Colin
Published by
W. H. Freeman
ISBN 10:
1464125260
ISBN 13:
978-1-46412-526-3
Chapter 4 - Applications of the Derivative - 4.1 Linear Approximation and Applications - Exercises - Page 172: 1
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