Sr Examen

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xy=8; y=2x

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Solución

Ha introducido [src]
x*y = 8
$$x y = 8$$
y = 2*x
$$y = 2 x$$
y = 2*x
Respuesta rápida
$$x_{1} = -2$$
=
$$-2$$
=
-2

$$y_{1} = -4$$
=
$$-4$$
=
-4
$$x_{2} = 2$$
=
$$2$$
=
2

$$y_{2} = 4$$
=
$$4$$
=
4
Respuesta numérica [src]
x1 = 2.0
y1 = 4.0
x2 = -2.0
y2 = -4.0
x2 = -2.0
y2 = -4.0