SOLUTION: how many ways can 15 players be chosen to form a baseball team of 9?
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Question 151513: how many ways can 15 players be chosen to form a baseball team of 9?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Since order does matter, we must use the permutation formula:
Start with the given formula
Plug in and
Subtract to get 6
Expand 15!
Expand 6!
Cancel
Simplify
Now multiply 15*14*13*12*11*10*9*8*7 to get 1,816,214,400
So 15 choose 9 (where order does matter) yields 1,816,214,400 unique combinations
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