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Lg function problem?

  1. Sep 19, 2012 #1
    how to Show lg (n) є ɵ (ln n) ?

    ɵ =big theta
  2. jcsd
  3. Sep 20, 2012 #2


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    High nanalala. Do you know the "change of base rule" for logarithms? Basically it tells you that the log of n in any base is equal to a constant multiple of the log of n in any other base.

    Can you see how to apply that to this problem?
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