Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Partial Derivatives
Multivariable Calculus
Mixed Partial Derivatives
Formulas
First partial derivative: ∂f/∂x = 9x^2 - 4xy + 5y^2
Second-order mixed partial derivative: ∂²f/(∂x∂y) = -4x + 10y
Theorems
Clairaut's Theorem (Symmetry of Mixed Partial Derivatives)
Suitable Grade Level
College-level Calculus
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