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Math Help - How do you integrate this function?

  1. #1
    Junior Member
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    Oct 2008
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    25

    How do you integrate this function?

    Please, I very need the solve:

    Integral(1/sqrt(c+x^2)

    ?
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  2. #2
    Newbie
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    Feb 2010
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    Make the substitution x=(c^1/2)tan(t), then work from there
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  3. #3
    Junior Member
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    Oct 2008
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    Oh, I was out from math for a long time. Tomorrow I have to submit the problem.

    Is integrating this function long?
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  4. #4
    Newbie
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    Feb 2010
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    No, it should be rather straight forward. This page might help you.
    Trigonometric substitutions
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