In a round-robin chess tournament, each player is paired with every other player once. The formula models

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In a round-robin chess tournament, each player is paired with every other player once. The formula


imagemodels the number of chess games, N, that must be played in a round-robin tournament with x chess players. Use this formula to solve Exercises 131–132.


In a round-robin chess tournament, 36 games were played. How many players were entered in the tournament?

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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