BabyJah20 BabyJah20

15-04-2018
Mathematics

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There are 56 runners in a race. How many ways can the runners finish first, second, and third?

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jdoe0001 jdoe0001

15-04-2018

[tex]\bf \stackrel{permutation}{_nP_r=\cfrac{n!}{(n-r)!}}\qquad \qquad _{56}P_3=\cfrac{56!}{(56-3)!}[/tex]

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