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1. Use the properties of logarithm to expand the logarithmic expression In (7+2) 5 y-1 2. Use logarithmic differentiation to find the derivative of (2x-1) (3x-2) ,X-1 3. If f(x)=Vx - 1 has an inverse function, use the inverse to find (f-1)' (2).4. Find the equation of the tangent line to the graph of y = 2xe -* + e2x at (0, 1)