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Mathematics
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OpenStudy (anonymous):
albertina is scheduling the games for a softball league. to find the numberof games she needs to schedule, she uses the equation g=1/2n^2-1/2n, whereg represents the number of games needed for each team to play each other team exactly once and n represents the number of teams. use the equation to determine how many games are needed for 7 teams tp play each other exactly 3 times. a. 10 games.... b. 28 games... c. 63 games or d. 126 games
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