How would I go about finding the equation in x and y for the curve given by the parametric equations x=e[neg. t power], y=-2t, t in R?
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Originally Posted by mike1 How would I go about finding the equation in x and y for the curve given by the parametric equations x=e[neg. t power], y=-2t, t in R? I will assume you mean: x=e^(-t), y=-2t then: ln(x)=-t, which we may substitute inro the second equation to get: y=2 ln(x) or: y=ln(x^2). RonL
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