SOLUTION: Find the number of distinguishable permutations of the letters of the word PASS.

Algebra ->  Permutations -> SOLUTION: Find the number of distinguishable permutations of the letters of the word PASS.      Log On


   

Question 1173647: Find the number of distinguishable permutations of the letters of the word PASS.
Found 2 solutions by greenestamps, ikleyn:
Answer by greenestamps(13198) About Me  (Show Source):
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.

This number is  4%21%2F2%21 = 24%2F2 = 12.


In the denominator, 2! is standing to account for two repeating letters " S ".

Solved.

-----------------

See the lesson
    - Arranging elements of sets containing indistinguishable elements
in this site.