umple 7.9
Out of 13 players, 11 Players are to be selected for a cricket team. In how man
this be done?
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0
Answer:
78 ways
Step-by-step explanation:
Note :
nCr = n!
( n-r)! r!
It is the case of combination
where n = 13 players and r = 11 players
=> 13C11
=> 13!
( 13-11)! 11!
=> 13 × 12 × 11!
2! × 11!
=> 13 × 12
2 × 1
=> 13 × 6
=> 78
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