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Math Help - compute integral

  1. #1
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    compute integral

    \int\!x sec^2 x^2dx

    I have absolutely no idea, what this thing is
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  2. #2
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    Quote Originally Posted by 450081592 View Post
    \int\!x sec^2 x^2dx

    I have absolutely no idea, what this thing is
    Substitute u = x^2, then use the fact that the integral of \sec^2u is \tan u.
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