Question: 3. The equation 2 - xy + yz + y = 2 defines x as a differentiable function of y and z. (a) Find

3. The equation 2 - xy + yz + y = 2

3. The equation 2 - xy + yz + y = 2 defines x as a differentiable function of y and z. (a) Find when (y, z) (1,1). = (b) Find y (x - y + z) when (y, z) = (1, 1).

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