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Math Help - simple problem

  1. #1
    Member tinspire's Avatar
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    simple problem

    idk where to post this.

    how do you solve $x=e^{2t}$ and $y=e^t$ to get a single Cartesian equation?
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  2. #2
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    Re: simple problem

    Quote Originally Posted by tinspire View Post
    idk where to post this.

    how do you solve $x=e^{2t}$ and $y=e^t$ to get a single Cartesian equation?
    $e^{2t}=(e^t)^2 \Rightarrow x=y^2$
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  3. #3
    Member tinspire's Avatar
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    Re: simple problem

    oooh i see thank you
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  4. #4
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    Re: simple problem

    x = e2t = (et)2 = y2 (y = et)
    So, x = y2.
    Last edited by tutorsos1; September 4th 2014 at 03:59 AM.
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