Question: 24. Given that f(x) = x2 2x. (a) Find and simplify W. h (b) Knowing that f '(a) 2 i113?) W use the result in

24. Given that f(x) = x2 2x. (a) Find and simplify W. h (b) Knowing that f '(a) 2 i113?) W use the result in part (a) to nd the gradient of the curve f(x) = x2 2x at the point x = 5. (c) Find the equation of the tangent line to the curve y : x2 2x at the point x : 5. Find the area of the triangle formed by this tangent line and the x axis. (10 marks)

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