SOLUTION: If there are x teams in a league and each team plays every other team twice, the the total number of games (N) to be played is given by N=x^2-x. A chess league has 9 teams. What is
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Question 804936: If there are x teams in a league and each team plays every other team twice, the the total number of games (N) to be played is given by N=x^2-x. A chess league has 9 teams. What is the total number of games to be played if each team plays every other team twice?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
If there are x teams in a league and each team plays every other team twice, the the total number of games (N) to be played is given by N=x^2-x. A chess league has 9 teams. What is the total number of games to be played if each team plays every other team twice?
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N(x) = x^2-x
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Your Problem:
N(9) = 9^2-9 = 72
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Cheers,
Stan H.
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