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79: 1 2 3 (Counting)
Breaking Math Podcast
How to Select Three People Out of Eight
The n choose K function is sometimes called also just the numbers in them called binomial coefficients. So if you have like n people shaking hands, it's n minus one plus n minus two and so on. How many unique groups of three people can we select from this other group of 10 people? Or eight people.
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