2003 AMC 12A Problems/Problem 23
Solution
Using logarithmic rules, we see that
Since and are both positive, using AM-GM gives that the term in parentheses must be at least two, so the largest possible values is
Using logarithmic rules, we see that
Since and are both positive, using AM-GM gives that the term in parentheses must be at least two, so the largest possible values is
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