(TLVSN)(EEIIO) There are 5! ways to arrange the consonants TLVSN Let X represent any one of the 5! arrangements of consonants. Then for each of those 5! X's, we find the number of distinguishable arrangements of XEEIIO If the 2 E's were distinguishable and the 2 I's were distinguishable, there would be 6! arrangements. However, since they are indistinguishable we must divide 6! by (2!)(2!). Answer:Edwin
How many distinguishable arrangements are there in the word TELEVISION if the consonants go together ?