- #1
mohsin031211
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Homework Statement
Partial differentiation question
V=xf(u) and u=y/x, show that x^2. d2v/dx2 + 2xy. d2v/dxdy + y^2. d2V/dy2 = 0
Is u the same as f(u)
Homework Equations
V=xf(u) and u=y/x
The Attempt at a Solution
do you just differentiate the product of x.y/x