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How to differentiate absolute value???????

Discussion in 'General Discussions' started by Phee, Oct 28, 2009.

  1. Phee

    Phee Moderator
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    Wahhhhhhh google isn't helping me.

    How to I find the derivative of f(x) = 4 - |x-2| ????????????????
     
  2. domini212

    domini212 Level III

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  3. Will

    Will Level IV

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    Use a calculator

    TI-89 is win for this kind of stuff :D
     
  4. Zer0

    Zer0 Level IV

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    Its a piece-wise function

    d/dx |x| = -1 when x<0, 1 when x>0