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The Greek alphabet contains 24 letters. How many fraternity names with Greek letters can be formed if each fraternity name contains 2 letters and repetition of letters is permitted?

User Taiesha
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2 Answers

3 votes
Answer:
P(n,r)=P(24,2)=24!(24−2)! = 552
User Adam Rodriguez
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2 votes
its 576
..............
User Federico Grandi
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