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Thread: Help with solving this logarithm

  1. March 2nd 2010, 09:02 PM #1
    softwareguy
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    Help with solving this logarithm

    Can someone please tell me how to solve this?

    Express \ln 9\sqrt{2} in terms of \ln 3 and ln 2
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  2. March 2nd 2010, 09:08 PM #2
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    Quote Originally Posted by softwareguy View Post
    Can someone please tell me how to solve this?

    Express \ln 9\sqrt{2} in terms of \ln 3 and ln 2
    \ln{(9\sqrt{2})} = \ln{(3^2\cdot 2^{\frac{1}{2}})}

    = \ln{(3^2)} + \ln{(2^{\frac{1}{2}})}

    = 2\ln{3} + \frac{1}{2}\ln{2}.
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