1. Not finding help here? Sign up for a free 30min tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Simplifying Factorials

  1. Mar 23, 2004 #1
    How would I go about simplifying something like:
    (n+3)!/(n+1)! ?
  2. jcsd
  3. Mar 23, 2004 #2
    [tex]\frac{(n+3)!}{(n+1)!} = \frac{(n+3)(n+2)\cdot(n+1)!}{(n+1)!}=(n+2)(n+3) = n^2 + 5n + 6[/tex]

Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Have something to add?

Similar Discussions: Simplifying Factorials
  1. Simple factorials! (Replies: 3)

  2. Factorial in equation? (Replies: 2)

  3. Factory boxes (Replies: 3)

  4. Simplify equation (Replies: 6)

  5. Simplifying circuit (Replies: 2)