Sr Examen

xy=4; 4y=x

v

Gráfico:

interior superior

interior superior

Solución

Ha introducido [src]
x*y = 4
xy=4x y = 4
4*y = x
4y=x4 y = x
4*y = x
Respuesta rápida
x1=4x_{1} = -4
=
4-4
=
-4

y1=1y_{1} = -1
=
1-1
=
-1
x2=4x_{2} = 4
=
44
=
4

y2=1y_{2} = 1
=
11
=
1
Respuesta numérica [src]
x1 = -4.0
y1 = -1.0
x2 = 4.0
y2 = 1.0
x2 = 4.0
y2 = 1.0