Question: Let z = f(x, y) with x = e u and y = e v have continuous second partial derivatives. Show that: 2 z/u 2

Let z = f(x, y) with x = eu and y = ev have continuous second partial derivatives. Show that:

2z/u2 + 2z/v2 = x2(2z/x2) + y2(2z/y2) + x(z/x) + y(z/y)

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