simplify n! / (n + 1)!

[jmelee28]

Simplify n!/(n+1)!

 

[JeffM]

n!/(n+1)!

What is the definition of n!?

So what is (n + 1)!?

Can you figure out how to express (n + 1)! in terms of n!?

Thus, what is n! / (n + 1)!?

 

[stapel]

Simplify n!/(n+1)!

Hint: Write out the generic form of n!. Write out the generic form of (n + 1)!. See what cancels.