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Consulte Graatis
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Luiz G's Profile
Star Rating: [2 
]
Member Since: Sep 22, 2013
Total # Questions Provided: 1
Total # Answers Provided: 0
]
Member Since: Sep 22, 2013
Total # Questions Provided: 1
Total # Answers Provided: 0
set
22
2013
Num fatorial como aconteceu/surgiu algo desse tipo?
Foi feita a seguinte questão: (n-1)!/[(n+1)!-n!]=1/81 (n-1)!/[(n+1).n!-n!]=1/81 (n-1)!/[n!.(n+1-1)]=1/81 (n-1)!/[(n-1)!.n²]=1/81 1/n²=1/81 n²=81......n=9 Resposta:...n=9 Mas...alí...
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