Use the definition to find all the partial derivative of f(x,y) = 4x² – 3xy. fx = 3f = lim f(x+h,y)=f(x,y) af f₂ = 3f af fy = lim f(x, y + h) − f (x, y) h dy

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Use the definition to find all the partial derivative of f(x,y) = 4x² – 3xy.
fx = 3f = lim f(x+h,y)=f(x,y)
af
f₂ = 3f
af
fy = lim f(x, y + h) − f (x, y)
h
dy
Transcribed Image Text:Use the definition to find all the partial derivative of f(x,y) = 4x² – 3xy. fx = 3f = lim f(x+h,y)=f(x,y) af f₂ = 3f af fy = lim f(x, y + h) − f (x, y) h dy
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