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Twelve people are being honored for their work in reducing pollution. In how many ways can we line up these people for a​ picture?
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Twelve people are being honored for their work in reducing pollution. In how many ways can we line up these people for a​ picture?

User Paul Ericson
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2 Answers

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You could line them up 12! (12 factorial) ways.
12*11*10*9*8*7*6*5*4*3*2*1
479001600
User DonSeba
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7.8k points
2 votes
It might be 479001600 or 12 factorial... I may be wrong.
So like
12*11 for the first slot
12*10 for the 2nd slot
and so on.
User Beto Aveiga
by
7.8k points
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