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Triginometric Identities

  1. Sep 25, 2005 #1
    I have been trying to solve this question for some time but I just cannot find the right solution:

    Simplify: 4cosec^2X + (4cosec^2X)(cot^2X)
  2. jcsd
  3. Sep 25, 2005 #2


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    Take out the common factor.
  4. Sep 25, 2005 #3


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    Dearly Missed

    As a follow up to Fermat's suggestion, show that:
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