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Derivative of ln(x)

  1. May 23, 2009 #1

    Does anybody knows why does the derivative of ln(x) is
    1/x , if anyone has a link for a formal proof it will be very

  2. jcsd
  3. May 23, 2009 #2


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    Science Advisor

    This area is for learning materials as the name says, not for questions.

    I have answered this question in a private message.
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