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x = 2t^2 + 1, y = (1/3)t^3 - t; t = 3

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Find an equation of the tangent to the curve at the point corresponding to the given value of the parameter.
x = 2t^2 + 1, y = (1/3)t^3 - t; t = 3
x = 2t^2 + 1, y = (1/3)t^3 - t; t = 3