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2005 AMC 12A Problems/Problem 23

Revision as of 08:15, 9 September 2007 by 1=2 (talk | contribs) (→‎Problem)

Problem

Two distinct numbers a and b are chosen randomly from the set {$2, 2^2, 2^3, ..., 2^{25}$}. What is the probability that log_a b is an integer?

Solution

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See also

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