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Math Help - Real numbers and natural logs

  1. #1
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    Question Real numbers and natural logs

    If possible, find a pair of real numbers x and y such that xy = 6 but it is not true that ln6 = lnx + lny.

    I don't think this is possible..is it? I've tried with 6 and 1, 3 and 2, 1/2 and 12, and 1/3 and 18.

    Thanks for any help!!
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  2. #2
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    (-2)(-3) = 6

    now think.
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