Question #f2635

1 Answer
Jan 6, 2016

The final answer is 6!=720

Explanation:

(Considering that repetition is not allowed)
If the vowels are not changing, you can just consider that you're arranging the other 6 letters in the remaining 6 spaces using the permutations formula
n!(nr)!
in this case 6!(66)! = 6! (because 0!=1 )
6!=720

If you need to understand permutations on a more introductory level I recommend this link https://www.mathsisfun.com/combinatorics/combinations-permutations.html
If you're wondering why 0!=1, I recommend this YT video