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Math Help - inverse functions

  1. #1
    jonjon1324
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    inverse functions

    I dont get this!!!

    it says find arccos, arcsin, arctan of 0....the back says that arccos = pi/2, and arcsin and arctan = 0...WHY???
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  2. #2
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by jonjon1324 View Post
    I dont get this!!!

    it says find arccos, arcsin, arctan of 0....the back says that arccos = pi/2, and arcsin and arctan = 0...WHY???
    Because cos \left ( \frac{\pi}{2} \right ) = 0 and sin(0) = 0 and tan(0) = 0.

    -Dan
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