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1. Let flxx) = x³ + y3 - 3x2-3y2 - 9y. (a) Find all of the critical points of f.

1. Let flxx) = x³ + y3 - 3x2-3y2 - 9y. (a) Find all of the critical points of f.

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter2: Functions
Section2.4: Average Rate Of Change Of A Function
Problem 2E
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1. Let f(xx) = x3+y3-3x2-3y2 – 9y. (a) Find all of the critical points of f. (b) Use the second derivative test to classify the critical points.
Transcribed Image Text:1. Let f(xx) = x3+y3-3x2-3y2 – 9y. (a) Find all of the critical points of f. (b) Use the second derivative test to classify the critical points.
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