Re: [obm-l] UnB

To: obm-l@xxxxxxxxxxxxxx
Subject: Re: [obm-l] UnB
From: "Rodrigo Almeida do Amaral" <amaraticando@xxxxxxxxx>
Date: Wed, 24 Jan 2007 12:47:53 -0200
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Como x²+mx+n=0 possui raízes reais, então m²-4*1*n>=0 >> m²>=4n :

Se n=1 >> m=2,3,4,5,6
Se n=2 >> m=3,4,5,6
Se n=3 >> m=4,5,6
Se n=4 >> m=4,5,6
Se n=5 >> m=5,6
Se n=6 >> m=5,6

Assim são 19 resultados favoráveis, dentre os 36 >> p=19/36=52,7777...%
Resposta:52

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