Question: The function f(x, y) is given by f(x, y) = xy ln x y , for x, y > 0. Find the partial derivatives @f

The function f(x, y) is given by f(x, y) = xy ln x y , for x, y > 0. Find the partial derivatives @f @x and @f @y . Verify that x @f @x + y @f @y = 2f(x, y).

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