Calculus (3rd Edition)

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 - Preliminary Questions - Page 172: 3


$$ f(2.1)=1.3.$$

Work Step by Step

Since $$\Delta f=f(2.1)-f(2)=f'(2) \Delta x=3(0.1)=0.3,$$ then we have $$ f(2.1)= \Delta f+f(2)=0.3+1=1.3.$$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.