The number of ways a team of 2 players can be formed out of a group of 3 lawn tennis players X,Y,Z is
1. 7
2) 6
3) 3
4) 4
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Answered by
1
Answer:
3
Step-by-step explanation:
Note:
- nCr = n!
(n-r)! r!
It is the case of combination
=> 3C2
=> 3!
( 3-2)! 2!
=> 3 × 2 × 1
1! 2!
=> 3 × 2 × 1
1 × 2 × 1
=> 6 / 2
=> 3
Ways are
XY, XZ and YZ
Answered by
8
Answer:
hope it's help full for u
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