I'm a little confused as to how $(2n)!/(2n+2)!$ looks when written out. Basically I'm trying to visualise it so that I know how to cancel this and like terms in future.
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On the 70th anniversary of U.N. peacekeeping, Secretary General Antonio Guterres gives TIME a firsthand look at how the Blue Helmets work.
2+2 (Ukrainian: два плюс два, dva plyus dva) is a national Ukrainian-language TV channel, owned by the 1+1 Media Group. Its program content is mainly geared ...
The official National Hockey League web site includes features, news, rosters, statistics, schedules, teams, live game radio broadcasts, and video clips.