Respuesta :

Answer:

-48

Step-by-step explanation:

For a general quadratic equation [tex]ax^2+bx+c=0[/tex], the discriminant = [tex]b^2-4ac[/tex].

So in your case, [tex]b^2-4ac = 6^2-(4 \cdot 7 \cdot 3) = 36-84 = -48[/tex]