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Consider the curve y=5x-3x. dy (a) Find dr The curve has a tangent at the point P(-1,-2). [2] (b) Find the gradient of this

Consider the curve y=5x-3x. dy (a) Find dr The curve has a tangent at the point P(-1,-2). [2] (b) Find the gradient of this tangent at point P. [2] (c) Find the equation of this tangent. Give your answer in the form y = mx + c. [2]

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