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OpenStudy (anonymous):
there are n teams in a league and the number of games played is given by the polynomial n^2-n=N. A womens softball league has 9 teams . what is the total numbers of games to be played
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OpenStudy (saifoo.khan):
idk where, but i have done all these before....
OpenStudy (saifoo.khan):
(9^2)-9=N N = 81 - 9 N = 72
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