Respuesta:
1) [tex]\frac{8}{3}[/tex]
2) [tex]x_{1} = \frac{-5 - \sqrt{113} }{2}, x_{2} = \frac{-5 - \sqrt{113} } {2}[/tex]
3) [tex]x_{1} = - \sqrt{2}, x_{2} = \sqrt{2}[/tex]
4) [tex]x_{1} = \frac{1 - 2 \sqrt{19} }{3}, x_{2} = \frac{1 + 2 \sqrt{19} }{3}[/tex]
Explicación paso a paso:
