Sr Examen

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xy=5; x-2y=3

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Solución

Ha introducido [src]
x*y = 5
xy=5x y = 5
x - 2*y = 3
x2y=3x - 2 y = 3
x - 2*y = 3
Respuesta rápida
x1=2x_{1} = -2
=
2-2
=
-2

y1=52y_{1} = - \frac{5}{2}
=
52- \frac{5}{2}
=
-2.5
x2=5x_{2} = 5
=
55
=
5

y2=1y_{2} = 1
=
11
=
1
Respuesta numérica [src]
x1 = -2.0
y1 = -2.5
x2 = 5.0
y2 = 1.0
x2 = 5.0
y2 = 1.0