second partial derivatives

find the second partial derivatives of f(x,y)=4x²y-7xy²
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1 Answer

f(x,y)=4x²y-7xy²

fx = 8xy - 7y²

fxx = 8y

fy = 4x² - 14xy

fyy = -14x

fxy = fyx = 8x - 14y

by Level 11 User (81.5k points)

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