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Homework Help: Integral S (-sin(t))* exp(cos^3(t)) dt

  1. Sep 14, 2004 #1

    ori

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    integral
    S (-sin(t))* exp(cos^3(t)) dt
    t from 0 to 2pi
    how do i solve it?
    10x
     
  2. jcsd
  3. Sep 14, 2004 #2

    Tide

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    Science Advisor
    Homework Helper

    Study the SIGNS of the functions very carefully over the full period! :-)
     
  4. Sep 14, 2004 #3

    ori

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    I know that
    S sin(t) dt
    t from 0 to 2pi
    is 0
    but why also
    S (-sin(t))* exp(cos^3(t)) dt
    t from 0 to 2pi
    ?
     
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