(xy(x²–y²) f(x, y) = { (x²+y²) (x, y) # (0,0) (x, y) = (0,0) ) show that fxy(0,0) f yx(0,0) Let

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.3: Algebraic Expressions
Problem 20E
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Question:1
(xy(x²-y²)
f(x,y) = { (x²+y²)
(x, y) # (0,0)|
(x, y) = (0,0) ) show that fxy(0, 0) # fyx(0,0)
Let
Transcribed Image Text:Question:1 (xy(x²-y²) f(x,y) = { (x²+y²) (x, y) # (0,0)| (x, y) = (0,0) ) show that fxy(0, 0) # fyx(0,0) Let
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