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Topic:Mathematics skills 28
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Marco
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May 2021
Marcosays...
one may assume than one "O" was more more special than the other :-)
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Comments (3)
one may assume than one "O" was more more special than the other :-)
Distinguishable permutations: n=6, and x (number of identical letters)=2
n!/x!
6!/2!
=360
360 (6!/2!)