a) How many four-letter words may exist in this language? b) How many four-letter words can be formed if letter repetition is disallowed, i.e., no letter can appear more than once in any given word? c) How would your answers for (a) and (b) change if the alphabet only had four letters А, В, С, and D? Explain.
a) How many four-letter words may exist in this language? b) How many four-letter words can be formed if letter repetition is disallowed, i.e., no letter can appear more than once in any given word? c) How would your answers for (a) and (b) change if the alphabet only had four letters А, В, С, and D? Explain.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CR: Chapter Review
Problem 70E: How many distinguishable words can be formed from the letters of the word casserole if each letter...
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“Profanities” in a rudimentary language whose alphabet consists of the five letters A, B, C, D, and E:
Transcribed Image Text:a) How many four-letter words may exist in this language?
b) How many four-letter words can be formed if letter repetition is disallowed, i.e., no
letter can appear more than once in any given word?
c) How would your answers for (a) and (b) change if the alphabet only had four letters
А, В, С, and D? Explain.
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