How many four-letter words can you make if no letter is used twice and each word must

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How many four-letter “words” can you make if no letter is used twice and each word must contain at least one vowel (A, E, I, O, or U)?

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Elementary Probability For Applications

ISBN: 9780521867566

1st Edition

Authors: Rick Durrett

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Question Posted: Jan 12, 2024 04:00 AM

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How many four-letter words can you make if no letter is used twice and each word must

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Elementary Probability For Applications

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