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Euler formula for sine

  1. Feb 3, 2016 #1
    can someone explain how you go from (4.25) to (4.26) using Euler's formulas in the attachment?
     

    Attached Files:

  2. jcsd
  3. Feb 3, 2016 #2

    fresh_42

    Staff: Mentor

    Although I downloaded and zoomed it I couldn't clearly identify the exponents. Did you test your upload?
     
  4. Feb 3, 2016 #3

    jedishrfu

    Staff: Mentor

  5. Feb 3, 2016 #4
    Basically, I want to know how you go from
    ## ae^{jwt}## + ## be^{-jwt}##

    to

    ##Asin(wt + \theta)##
     
  6. Feb 3, 2016 #5
    ok, i got it now.
    thanks
     
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