OpenStax, Contemporary Mathematics §7.2 Permutations · Example 1 · Combinatorics · Permutations & combinations
Permutations · Example 1
The final heat of Olympic swimming events features 8 swimmers (or teams of swimmers).
(a) How many different podium placements (first place, second place, and third place) are possible?
(b) How many different complete orders of finish (first place through eighth place) are possible?
OpenStax, Contemporary Mathematics · §7.2 Permutations · Example 1
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