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OpenStudy (anonymous):
Jason wants to choose 9 players for his track team. There are 12 players to choose from. How many different teams can Jason make
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OpenStudy (anonymous):
nCr=n!/(n-r)!r! 12C9=12!/\[\frac{ 12! }{ ? }\](12-9)!9! =12!/3!9! =12x11x10x9x8x7x6x5x4x3x2/3x2x9x8x7x6x5x4x3x2 cancel and solve
OpenStudy (anonymous):
@CiroR whats the answer then?
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