How is permutations and combination differ

Question

Accepted Answer

Permutations and combinations are different mathematical concepts used to count and arrange objects.

Permutations involve arranging objects in a specific order.
Combinations involve selecting objects without considering the order.
Permutations use factorial notation, while combinations use binomial coefficients.
Permutations have a larger number of possibilities compared to combinations.
Example of permutation: arranging letters in a word (e.g., 'cat' can be rearranged as 'act' or 'tac').
Example of combination: selecting a group of students from a class for a project (order doesn't matter).

Accepted Answer

Permutation is the arrangement of r objects from n total items. Whereas combination is the selection of r objects chosen fron n items. Also state the formla of both

How is permutations and combination differ

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