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duncan-phillips_60b00c3aaaaa9
duncan-phillips_60b00c3aaaaa9
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duncan-phillips_60b00c3aaaaa9
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The number of combinations = 6!/(2!4!) = 720/(2*24) = 15.
in
Math problem?
Comment by
duncan-phillips_60b00c3aaaaa9
May 2021
