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- 18:34, 12 February 2017 (diff | hist) . . (-1) . . 2017 AMC 12A Problems/Problem 18 (→Solution 3)
- 18:32, 12 February 2017 (diff | hist) . . (+469) . . 2017 AMC 12A Problems/Problem 18 (→Solution 2: →Solution 3)
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