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How many strings of eight uppercase English letters are there that start with X, if no letter can be repeated?
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1 vote
How many strings of eight uppercase English letters are there that start with X, if no letter can be repeated?

User Kode
by
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1 Answer

6 votes
X 25*24*23*22*21*20*19
which gives you
2,422,728,000
User Dushyant Joshi
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8.0k points
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