Question:
In how many ways can a football team of 11 players be selected from 16 players? How many of them will
(i) include 2 particular players?
(ii) exclude 2 particular players?
Solution:
We know that,
nCr
$=\frac{n !}{r !(n-r) !}$
According to the question,
11 players can be selected out of 16 = 16C11
(i) include 2 particular players = 14C9
(ii) exclude 2 particular players = 14C11
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