17. Present a combinatorial explanation of why $$ binom{n}{r} = binom{n}{r, n-r}.$$ ...

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17. Present a combinatorial explanation of why

$$ \binom{n}{r} = \binom{n}{r, n-r}.$$

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A First Course In Probability

ISBN: 9780137463145

5th Edition

Authors: Sheldon M. Ross

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Question Posted: Sep 06, 2024 09:04 AM

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17. Present a combinatorial explanation of why $$ binom{n}{r} = binom{n}{r, n-r}.$$ ...

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A First Course In Probability

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