Question

simplifique
A) 12!
6! 4! 3!

B) 8!
5! 4! 4!

C) 10!
6! 5! 2!


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Answer 1

A) 12! = 12.11.10.9.8.7.6!/6! 24 6

Simplificando: 2.11.10.9.8.7/24= 4620

b)8! = 8.7.6.5! /5! 4! 4!

Simplificando: 8.7.6 / 24.24 = 0,5833...

c)10! = 10.9.8.7 / 5! 2!

Simplificando: 5.9.8.7 / 120 = 21