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Homework Help: Complex trig

  1. Oct 8, 2008 #1
    If:
    [tex]sin(i)=i \frac{e^2 - 1}{2e}[/tex]

    what does sin(xi) equal?
     
  2. jcsd
  3. Oct 8, 2008 #2

    gabbagabbahey

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    Homework Helper
    Gold Member

    Are you allowed to use Euler's Identity;

    [tex]sin(\theta)=\frac{e^{i\theta}-e^{-i\theta}}{2i}[/tex]

    ?
     
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