Priya's favorite singer has made 6 albums containing 75 songs in total. Priya wants to make a playlist of 10 of those songs, and she won't repeat 1 11 of the 75 7575 songs. The permutation formula n P r nPrn, start text, P, end text, r can be used to find the number of unique ways Priya can pick and arrange the songs for the playlist. What are the appropriate values of n nn and r rr?