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Homework Help: Polar form of complex numbers

  1. May 19, 2008 #1
    Hi There,

    Can someone please tell me where I can find a table/ data that converts radians to surds. I don't know what to call it but, for instance to tan^-1(-1) = -Pi/4 and, cos(-pi/6) = root3/2 ?

    Thank you :)
  2. jcsd
  3. May 19, 2008 #2


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  4. May 19, 2008 #3
    Thanks so much for that :)
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