" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= (n + 2) (n + 1) n! / n!
= (n + 2) (n + 1)
= n² + 3n + 2
maka nilai dari ( n + 2 )! / n! adalah n² + 3n + 2