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2013 AMC 12A Problems/Problem 22: Revision history

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7 February 2013

  • curprev 04:5404:54, 7 February 2013 Epicwisdom talk contribs 1,230 bytes +1,230 Created page with "Working backwards, we can multiply 5-digit palindromes <math>ABCBA</math> by <math>11</math>, giving a 6-digit palindrome: <math>A (A+B) (B+C) (B+C) (A+B) A</math> Note that if..."
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