SOLUTION: in how many ways can five dashes and eight dots be arranged?

Algebra ->  Permutations -> SOLUTION: in how many ways can five dashes and eight dots be arranged?      Log On


   

Question 333570: in how many ways can five dashes and eight dots be arranged?
Answer by galactus(183) About Me  (Show Source):
You can put this solution on YOUR website!
There are 13 items altogether.
But because there are 8 dots and 5 dashes, we divide 13! by 8!*5!
The total arrangements is 13%21%2F%285%218%21%29=1287