Зху? — 3x nint of r
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
Transcribed Image Text:If f(x, y) = x³ + 3xy² – 3x2 – 3y² + 4 then
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A) (0,0) is a point of maxima
B) (2,0) is a point of minima
C) (1, 1) is a saddle point
D) (1, – 1) is a saddle point
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