riciaarios349 riciaarios349

15-03-2018
Mathematics

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In how many ways can the eight rooks be placed on an 8-by-8 chessboard so that no two rooks can attack one another?

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lillysmom1980 lillysmom1980

15-03-2018

You have a total of (8!)^2/8! and that gets you. 40,320

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