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-   -   Tanx cotx = 1/2csc2x? (https://www.askmehelpdesk.com/showthread.php?t=528304)

  • Nov 22, 2010, 06:24 PM
    Segs10
    tanx cotx = 1/2csc2x?
  • Nov 22, 2010, 06:33 PM
    galactus

    The left side is equal to 1.













    But, in general:



    and


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