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How do you determine if a situation or problem involves permutations or combination?

Sagot :

Answer:

if the question ask for certain arrangement of a set into another particular.

Answer:

Permutation is the arrangement of the object in which order is important.
Combination is an arrangement of n object with no repetitions and other is NOT important.

Step-by-step explanation:

We have a combination if the order doesn't matter, and a permutation if the order does matter. A permutation can be defined as an ordered combination. The following formula determines the number of permutations of n objects taken r at a time: P(n,r)=n!

Keep in mind that combinations are a method of calculating the total outcomes of an event when the order of the results is irrelevant. We'll use the formula nCr = n! to compute combinations.