Question

Calcule p em p! / p ( p - 1 ) = 7!

Answer 1

p!/p.(p-1)=7!

p!/p.(p-1)=7.6.5.4.3.2.1

p!/p.(p-1)=42.120

p!/p.(p-1)=5040

p!=5040.(p^2-p)

p.(p-1).(p-2)=5049.p.(p-1)

(p-2)=5049

p-2=5040

p=5040+2

p=5042

espero ter ajudado!

bom dia !