If f(x, y) = x³ + 3xy² – 3x2 – 3y² + 4 then|A) (0,0) is a point of maximaB) (2,0) is a point of minimaC) (1, 1) is a saddle pointD) (1, – 1) is a saddle point|

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Answered: Зху? — 3x nint of r

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter3: Functions And Graphs

Section3.6: Quadratic Functions

Problem 35E

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