3. Consider the function f(x, y) = r² + y² - xy-3y. (a) Find all critical points for f. (b) Use the Second-Derivatives T

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3 Consider The Function F X Y R Y Xy 3y A Find All Critical Points For F B Use The Second Derivatives T 1 (32.05 KiB) Viewed 37 times

3. Consider the function f(x, y) = r² + y² - xy-3y. (a) Find all critical points for f. (b) Use the Second-Derivatives Test to determine the nature (local max, local min, saddle, non-of-these) of the critical points you found.