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Math Help - Integration - Reduction Method

  1. #1
    Junior Member
    Joined
    Nov 2009
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    54

    Exclamation Integration - Reduction Method

    Hi

    I've been unable to get the evaluation part of the question correct. Could someone please show me where i got it wrong pleaaaaaaaaase???
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  2. #2
    Super Member
    Joined
    Jan 2009
    Posts
    715
    You just forgot the coefficient  n(n-1)  when  n=2

    It should be ( in the second line)


     -2 + 12 \left [\frac{e^{2x}\cos(x)(2\cos(x) + 2\sin(x))}{8}\right ]_0^{\frac{\pi}{2}} + \frac{3}{2} \cdot (2)(2-1) I_0
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