Suppose f is a differentiable function of x and y, and g(r, s) = f(6r – s, s? – 4r). Use the table of values below to calculate g,(3, 7) and g;(3, 7) fx fy (11, 37) 3 (3, 7) 2 3 1 4 g,(3, 7) = 9,(3, 7) =

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