[obm-l] Integral dupla

To: obm-l@xxxxxxxxxxxxxx
Subject: [obm-l] Integral dupla
From: "André Luiz Miranda Miziara" <andreluizmmz@xxxxxxxxx>
Date: Tue, 1 Apr 2008 07:51:10 -0300
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Calcule a massa de D = {(x,y) : (x-2y+3)^2 + (3x+4y-1)^2 <= 100}, com função densidade p(x,y) = x-2y+18????