[obm-l] Equa��o 2 grau

To: obm-l@xxxxxxxxxxxxxx
Subject: [obm-l] Equa��o 2 grau
From: "Bruna Carvalho" <bruna.carvalho.pink@xxxxxxxxx>
Date: Thu, 19 Oct 2006 22:36:10 -0200
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Um valor de m, para o qual uma das ra�zes da equa��o x� - 3mx + 5m = 0 � o dobro da outra, �
(a) -5/2
(b) 2
(c) -2
(d) -5
(e) 5/2