If there is a crossword that has three squares that need to be filled, how many possible three letter arrangements are there (assuming they do not have to make a real word) ? A. 26! B. 26!/3! C. 23! D. 26!/23

Question

Mathematics

Isabell Wong

21 May, 05:57

If there is a crossword that has three squares that need to be filled, how many possible three letter arrangements are there (assuming they do not have to make a real word) ? A. 26! B. 26!/3! C. 23! D. 26!/23

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Answers (1)

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Chaz Oconnell · Answer 1

26 possible letters

assuming you can repeat them

26*26*26

no listed

ok, lets assume that you can't repeat them

that is 26 times 25 times 24 (because you used 1 each time)

that is 26!/23! (because 26*25*24*23!=26!)

answer is D (only if there is a factorial sign after the 23)