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Part A: Find the slope of the tangent line to the graph of f(x)=√(5x+9) at the...

Part A: Find the slope of the tangent line to the graph of f(x)=√(5x+9) at the point (8,7)

Part B: Find an equation of the tangent line to the graph of f(x)= −3x^2 at the point (−3,−27). Solve your equation for ?.

Part C: Find an equation of the tangent line to the graph of ?(?)= 7/(x-4) at the point (5,7). Solve your equation for ?.

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