This is similar to Section 6.1 Problem 32: For_f(x,y)=6x7−4y7+7x³−7xªy³ :

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.1: Equations
Problem 54E
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I inputed those answers and they are wrong, did i input them wrong?

This is similar to Section 6.1 Problem 32:
For f(x,y)=6x7-4y7+7x³-7x4y³:
(a) Determine fxx(x,y).
Answer: 252x5 +42x - 84x²y³
(b) Determine fxy(x,y).
Answer:
84x312
(c) Determine fyy(x,y).
Answer: 168,5
X
5-42x4y
X
Transcribed Image Text:This is similar to Section 6.1 Problem 32: For f(x,y)=6x7-4y7+7x³-7x4y³: (a) Determine fxx(x,y). Answer: 252x5 +42x - 84x²y³ (b) Determine fxy(x,y). Answer: 84x312 (c) Determine fyy(x,y). Answer: 168,5 X 5-42x4y X
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