Calculus (3rd Edition)

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

Chapter 15 - Differentiation in Several Variables - 15.1 Functions of Two or More Variables - Exercises - Page 763: 1


$$18, \quad -5.$$

Work Step by Step

Since $ f(x,y)=x+yx^3$, then $$ f(2,2)=2+(2)(2)^3=2+16=18.$$ $$ f(-1,4)=-1+4(-1)^3=-1-4=-5.$$
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.