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Math Help - Logarithm Derivative

  1. #1
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    Logarithm Derivative

    I'm looking for the formula to find a Logarithm Derivative.

    I need to solve somme questions about that, but I dont know the formula to apply and I cant find it.
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  2. #2
    MHF Contributor chiph588@'s Avatar
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    Quote Originally Posted by AlanaSan View Post
    I'm looking for the formula to find a Logarithm Derivative.

    I need to solve somme questions about that, but I dont know the formula to apply and I cant find it.
     \frac{d}{dx}\left(\log_a(x)\right)=\frac{1}{x\ln(a  )}
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