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How many ways can 7 students come in first, second, and third place in a math contest? Omg one student can earn each place
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Mar 11, 2018
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How many ways can 7 students come in first, second, and third place in a math contest? Omg one student can earn each place
Mathematics
high-school
GodsCrimeScene
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i got 441 times using this formula 7x3^2=x
AlanR
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Mar 14, 2018
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