Simplifica: (n-1)! + (n-2)! ----------------- (n-2)!.... Question from @thefbix09

May 2023 1 5 Report

Simplifica:
(n-1)! + (n-2)!
-----------------
(n-2)!

(n-1)! + (n-2)! = (n-1)(n-2)! + (n-2)!

(n-2)! (n-2)!

= (n-2)! (n-1 + 1)

(n-2)!

= (n- 1 + 1)

= n

thefbix09 si te diste cuenta que la raya que puse es de division?

KM1320 siii~por es el (n-2)! se elimina

thefbix09 gracias

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