SOLUTION: How many different ID cards can be made if there are 6 digits on a card and no digit can be used more than once?

Algebra ->  Permutations -> SOLUTION: How many different ID cards can be made if there are 6 digits on a card and no digit can be used more than once?      Log On


   

Question 609065: How many different ID cards can be made if there are 6 digits on a card and no digit can be used more than once?
Answer by flame8855(424) About Me  (Show Source):
You can put this solution on YOUR website!
n= 10
p=6
P= 10!/4!= 151200