SOLUTION: Simplify: (n+2) ! / n! I thought it may be (n+1) x (n+2)
Algebra
->
Sequences-and-series
-> SOLUTION: Simplify: (n+2) ! / n! I thought it may be (n+1) x (n+2)
Log On
Algebra: Sequences of numbers, series and how to sum them
Section
Solvers
Solvers
Lessons
Lessons
Answers archive
Answers
Click here to see ALL problems on Sequences-and-series
Question 608090
:
Simplify: (n+2) ! / n!
I thought it may be (n+1) x (n+2)
Answer by
jim_thompson5910(35256)
(
Show Source
):
You can
put this solution on YOUR website!
You are correct. Nice work. Then you can FOIL/expand it out to get