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Math Help - Area of lemniscate

  1. #1
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    Area of lemniscate

    r^2=6sin(2theta)

    Find an Area of enclosed by the lemniscate.

    How would you set up the equation?
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  2. #2
    Eater of Worlds
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    polar integration.

    6\int_{0}^{\frac{\pi}{2}}sin(2{\theta})d{\theta}
    Last edited by galactus; November 24th 2008 at 06:38 AM.
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