Respuesta :

Given:

The equation is, x² - x-3 = 0.

The objective is to find whether the equation can be factorised or not.

The nature of roots can be calculated using the equation,

[tex]b^2-4ac=0[/tex]

From the given equation,

[tex]\begin{gathered} a=1 \\ b=-1 \\ c=-3 \end{gathered}[/tex]

Substitute the values of a, b and c in the general equation.

[tex]undefined[/tex]

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