Learning mode > Permutation

Question: A playlist has 10 tracks. In how many different sequences can we arrange these tracks?

Help (How do I enter my solution?)

Question 1 / 6

Permutation is a special form of variation, where all n elemnts are drawn w/o repetition (n=k).

In a treasure hunt game all 5 stations have to be reached. The set of stations n is 5, thus k is 5 as well, since all stations have to be reached.