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What is the Laplace trans form of the functions

  1. Oct 12, 2009 #1
    1. The problem statement, all variables and given/known data
    f(t)=sin2tcos2t
    and
    f(t)=cos4t

    2. Relevant equations



    3. The attempt at a solution
     
  2. jcsd
  3. Oct 12, 2009 #2

    LCKurtz

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    Try using double angle formulas to get them in terms of simple sine or cosine functions before transforming them.
     
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