# SOLUTION: Find an equation in x and y for the curve given by the parametric equation x=e^-t, y=-2t, t in R. I came up with y=x^2, but don't feel it's right. Please help. Thanks

Algebra ->  Algebra  -> Trigonometry-basics -> SOLUTION: Find an equation in x and y for the curve given by the parametric equation x=e^-t, y=-2t, t in R. I came up with y=x^2, but don't feel it's right. Please help. Thanks      Log On

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 Algebra: Trigonometry Solvers Lessons Answers archive Quiz In Depth

 Click here to see ALL problems on Trigonometry-basics Question 75358This question is from textbook : Find an equation in x and y for the curve given by the parametric equation x=e^-t, y=-2t, t in R. I came up with y=x^2, but don't feel it's right. Please help. ThanksThis question is from textbook Answer by nilan(15)   (Show Source): You can put this solution on YOUR website!x=e^-t y=-2t then taking ln in both side (since ln e = 1)