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Math Help - Natural logarithm

  1. #1
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    Natural logarithm

    Solve for x.

    a ln(bx+c)=d
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  2. #2
    Senior Member
    Joined
    Nov 2008
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    Quote Originally Posted by krakra View Post
    Solve for x.

    a ln(bx+c)=d
    ln(bx+c) = d/a

    bx+c = e^{d/a}

    bx = e^{d/a}-c

    x = \frac{e^{d/a}-c}{b}
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