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Thread: Integration

  1. September 27th 2010, 12:49 PM #1
    BabyMilo
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    Integration

    \pi \int_{0}^{4} (e^{\frac{1}{2}y}-1)^2 dy

    where do i start?
    Last edited by BabyMilo; September 27th 2010 at 01:19 PM.
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  2. September 27th 2010, 01:55 PM #2
    zzzoak
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    Calculate this
    <br /> (e^{\frac{1}{2}y}-1)^2=...<br />
    then integrate.
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  3. September 27th 2010, 02:06 PM #3
    pickslides
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    \pi \int_{0}^{4} (e^{\frac{1}{2}y}-1)^2 dy = \pi \int_{0}^{4} (e^{\frac{1}{2}y}-1)(e^{\frac{1}{2}y}-1) dy

    Expand then integrate term by term.
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