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trig

Discussion in 'DAT Discussions' started by ATLATLATL, Apr 24, 2007.

  1. ATLATLATL

    2+ Year Member

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    hey guys how is sec 45 = sq of 2? i thought it would be sq of 2 over 2?:cool:
     
  2. DentalKitty

    5+ Year Member

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    Sec (x)=1/Cos (x) Cos 45=1/sqrt 2 so Sec 45= sqrt 2
     

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