SOLUTION: In mathematics, a word is a list of letters which may or may not form an actual word in English (or any other language). For example, aa, at, zz, so, ia, and pq are all 2-letter ma

Question 527283: In mathematics, a word is a list of letters which may or may not form an actual word in English (or any other language). For example, aa, at, zz, so, ia, and pq are all 2-letter mathematical words. Suppose we wanted to count the total number of 4-digit mathematical words. Which method should we use?
Combinations, Permutations, Benford's Law, n factor k
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Answer: 26^4
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Cheers,
Stan H.
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