Question

In how many ways team of 11 member can be performed from a group of 15 persons?​

Answer 1

Answer:

11! As, we can write 15! as 15×14×13×12×11! Hence, there are 1365 ways to form a football team with 11 players from 15 players.

$tqu$

Answer 2

Answer:

11! As, we can write 15! as 15×14×13×12×11! Hence, there are 1365 ways to form a football team with 11 players from 15 players.

15C11=. 15C15-11=. 15C4=15×14×13×124×3×2×1=1365. (ii) When a particular player is always chosen, then we will have to choose 10 players out of remaining 14.