Given the trinomial 2x2 + 4x − 2, what is the value of the discriminant?
also, explain to me what a discriminant is please.
The discriminant is b2- 4ac of the Quadratic Formula (shown below):
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
gvcarden you then just substitute a, b, c into b^2 - 4ac.