Question

Which of the following cannot be solved using nPr?

permutations of the letters of the word "OF"
permutations of the letters of the word "PERMUTATION"
permutations of the letters of the word "THINGS"
permutations of the letters of the word "N"

Answer 1

Answer:

permutations of the letters of the word "PERMUTATION"

Step-by-step explanation:

Thats cause the word has two t's and some permutations are going to be the same, you have to substract some to get the actual answer.

Answer 2

Answer:

permutations of the letters of the word "PERMUTATION"

Step-by-step explanation: