There are 7 seniors on the high school soccer team. Two of them will be
chosen to be co-captains. How many ways are there to choose the co-
captains?
Decide if this is a permutation or a combination, and then find the number of
ways to choose the co-captains.

There are 7 seniors on the high school soccer team Two of them will be chosen to be cocaptains How many ways are there to choose the co captains Decide if this class=

Respuesta :

The action to choose two among the seven seniors to be cocaptains is a combination and there are 21 different choices.

What is a the difference between permutation and Combination?

The major difference between permutation and Combination lies in the fact that the different ways of arranging a set of objects into a sequential order are termed as Permutation while one of the several ways of choosing items from a large set of objects, without considering an order is termed as Combination.

On this note, the action is a combination and the number of ways is; 7!/5!2! = 21.

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