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Thread: find the exact value of cot(795) degrees?

  1. May 6th 2009, 12:27 PM #1
    alexcross
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    find the exact value of cot(795) degrees?

    How is this done?
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  2. May 6th 2009, 01:01 PM #2
    galactus
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    Cosine has a period of 2Pi. So, cos(795)=cos(435)=cos(75)
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