Sr Examen
xx+yy=25; xy=12
Solución
Respuesta rápida
$$x_{1} = -4$$
=
$$-4$$
=
$$y_{1} = -3$$
=
$$-3$$
=
=
$$-4$$
=
-4
$$y_{1} = -3$$
=
$$-3$$
=
-3
$$x_{2} = -3$$
=
$$-3$$
=
$$y_{2} = -4$$
=
$$-4$$
=
=
$$-3$$
=
-3
$$y_{2} = -4$$
=
$$-4$$
=
-4
$$x_{3} = 3$$
=
$$3$$
=
$$y_{3} = 4$$
=
$$4$$
=
=
$$3$$
=
3
$$y_{3} = 4$$
=
$$4$$
=
4
$$x_{4} = 4$$
=
$$4$$
=
$$y_{4} = 3$$
=
$$3$$
=
=
$$4$$
=
4
$$y_{4} = 3$$
=
$$3$$
=
3