Respuesta :

[tex]f(x)=x^2+4x-5[/tex]

The discrimiant in a quadratic equation is the part in the quadratic equation under the root

quadratic equation:

[tex]x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}[/tex]

The discriminant is:

[tex]b^2-4ac[/tex]

The discriminant can be possitive, negative or cero and indicates the numbe