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Thread: intergrate

  1. March 4th 2008, 08:01 AM #1
    Bust2000
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    intergrate

    (5)/(x^2 sqrt(9x^2-1))dx
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  2. March 4th 2008, 08:40 AM #2
    Krizalid
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    Set x=\frac1u.
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  3. March 4th 2008, 08:42 AM #3
    Peritus
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    <br /> x = \frac{1}<br /> {3}\cosh u<br />
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