What is the discriminant of the equation-x^2-9x-9=0

Question

asked Aug 7, 2023 212k views

1 Answer

Renaat De Muynck · Answer 1 · 2023-08-12T23:50:43+0000

Given data:

The given expression is -x^2-9x-9=0.

The descriminant of the given equation is,

$\begin{gathered} D=(-9)^2-4(-1)(-9) \\ =81-36 \\ =45 \end{gathered}$

Thus, the descriminant of the given equation is 45.