Mathematics, 30.10.2019 04:31, Bashirar19
Assume that a vowel is one of the letters a, e, i, o, u, or y (for the purposes of this problem, we will ignore the fact that y is not always a vowel.) (a) how many ten-letter sequences from the alphabet contain exactly three vowels? (b) how many of the sequences from part (a) have at least one repeated letter?
Answers: 1
= 33,177,600,000,000 sequences
= 27,551,508,408,000 sequences
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Assume that a vowel is one of the letters a, e, i, o, u, or y (for the purposes of this problem, we...
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