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Thread: 2 trig integrals

  1. November 5th 2007, 01:17 AM #1
    xslim12
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    2 trig integrals

    how do you find out the
    integral of tan^2(theta)
    and
    integral of arctant
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  2. November 5th 2007, 01:21 AM #2
    xslim12
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    Quote Originally Posted by xslim12 View Post
    how do you find out the
    integral of tan^2(theta)
    and
    integral of arctant
    i figured out tan^2(theta)... made a slight error before.
    now i need help with second one please!
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  3. November 5th 2007, 02:13 AM #3
    kalagota
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    Quote Originally Posted by xslim12 View Post
    how do you find out the
    integral of tan^2(theta)
    and
    integral of arctant
    \int tan^{-1} t dt
    use IBP setting
    u=tan^{-1} t and dv=dt
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