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2006 AIME I Problems/Problem 9: Difference between revisions

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== See also ==
== See also ==
* [[2006 AIME I Problems]]
* [[2006 AIME I Problems]]
[[Category:Intermediate Geometry Problems]]

Revision as of 16:21, 18 July 2006

Problem

The sequence $a_1, a_2, \ldots$ is geometric with $a_1=a$ and common ratio $r,$ where $a$ and $r$ are positive integers. Given that $\log_8 a_1+\log_8 a_2+\cdots+\log_8 a_{12} = 2006,$ find the number of possible ordered pairs $(a,r).$



Solution

See also

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