Answer
See image:
Work Step by Step
Level curves have the form:
$(y-2x)^{2}=k\qquad/\sqrt{...}$
$y-2x=\pm\sqrt{k}$
$y=2x\pm\sqrt{k}$,
which is a family of lines with slope 2.
Multivariable Calculus, 7th Edition
by Stewart, James
Published by
Brooks Cole
ISBN 10:
0-53849-787-4
ISBN 13:
978-0-53849-787-9
Chapter 14 - Partial Derivatives - 14.1 Exercises - Page 914: 43
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
