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Consider the equation my - 2xy + 1 . a) Use implicit differentiation to find the derivative of y with respect to r . Your answer will be a function of both a and y dy da b) Now find the equation of the tangent line to the curve described by a" + y - 2xy + 1 at the point (0, 1) Answer: FORMATTING: Your answer must be in the form of an equation for y in terms of x; e.g. y = ax + b