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Math Help - Integration Help

  1. #1
    Member diddledabble's Avatar
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    Integration Help

    \int^{\pi}_0(cosx^{2}-2a_{0}cosx-2a_{1}cosx+a_{0}^{2}+2a_{0}a_{1}x+a_{1}^{2}x^{2})d  x

    Power reducing for cos?
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  2. #2
    No one in Particular VonNemo19's Avatar
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    Quote Originally Posted by diddledabble View Post
    Power reducing for cos?
    I don't think so.

    Every term can be integrated in a staightforward manner (assuming a: constant) with the exception of the first term. In wich case

    Let u=x^2...
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  3. #3
    No one in Particular VonNemo19's Avatar
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    Yeah.... Scratch my last post. I misread the NFO. Sorry.

    Yeah, you gotta get that square outta there.

    Power reducing won't work because it is \cos(x^2) not (\cos{x})^2
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  4. #4
    Rhymes with Orange Chris L T521's Avatar
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    Quote Originally Posted by diddledabble View Post
    \int^{\pi}_0(cosx^{2}-2a_{0}cosx-2a_{1}cosx+a_{0}^{2}+2a_{0}a_{1}x+a_{1}^{2}x^{2})d  x

    Power reducing for cos?
    After seeing your LaTeX code, I'm wondering which one you meant to say: \cos x^2 or \left(\cos x\right)^2?
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