Respostas

2013-08-19T21:50:10-03:00
X=2y

xy=3
2y*y=3
2y^2=3
y^2=(3/2)


y= raiz de 3/2

x-2y=0
x-2*(raiz de 3/2)=0
x=2raiz de 3/2
1 2 1