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# If n is an integer greater than 1, then (n+1)! / (n-1)! =?

A) -1

B) n

C)n(n+1)

### 3 Answers

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- hayharbrLv 72 months agoFavourite answer
(n + 1)! = (n + 1)(n)(n - 1)!

so the (n - 1)! cancels leaving just (n + 1)(n)

- PhilipLv 62 months ago
(n+1)!=(n+1)n(n-1)! Divide through by (n-1)! & get (n+1)!/(n-1)!=(n+1)n. Choice C) gives correct answer.

- KrishnamurthyLv 72 months ago
If n is an integer greater than 1,

then (n + 1)! / (n - 1)!

= n (n + 1)

Answer choice:

C) n(n + 1)

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