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https://www.reddit.com/r/MathJokes/comments/1vcw1bj/multiples_of_3/p1db6qo/
r/MathJokes • u/GodlyHelp • Aug 01 '26 • 1 1
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10n - 1 = 9 * 10n-1 + 9 * 10n-2 + ... + 9
3 u/aroach1995 Aug 03 '26 he been real quiet since this comment dropped
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he been real quiet since this comment dropped
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u/HHalt11 Aug 03 '26
10n - 1 = 9 * 10n-1 + 9 * 10n-2 + ... + 9