12. (a) Find the number of distinguishable permutations of the letters M ISSISS I P P I. (b) In how many of these permut
Posted: Tue Jul 12, 2022 12:46 pm
12. (a) Find the number of distinguishable permutations of the letters M ISSISS I P P I. (b) In how many of these permutations P 's are together? (c) In how many I's are together? (d) In how many P 's are together, and / 's are together? (e) In a random order of the letters M ISSISSIP PI, what is the probability that all S′ 's are together?