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Which of the following is an example of combination?

a
Form a passcode with 4 digits
b
Choose President, Vice-President and Secretary.
c
Choose 4 students in a class committee out of 35 members
d
Students line up to go to an assembly.

Respuesta :

Order matters is permutation

Order doesn't matters is combination

So

The correct combinations are

  • Choose President, Vice-President and Secretary.
  • Choose 4 students in a class committee out of 35 members

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