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Homework Help: Q in Inverse Tangent Funquen

  1. Apr 22, 2010 #1
    Hi



    here in like thi9s queation we use ( Rad ) or (deg ) in the calcolator ?
     

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  3. Apr 22, 2010 #2

    Mark44

    Staff: Mentor

    Radians
     
  4. Apr 23, 2010 #3

    HallsofIvy

    User Avatar
    Science Advisor

    In general, unless a question specifically involves triangles with angles measured in degrees, trig function arguments are in radians.
     
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