Question

the discrimenant is the quadratic formula is the expression __________?

Answer 1

the quadratic formula is \[\large x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}\]
the discriminant is the one under the square root :D

Answer 2

\(b^2-4ac\)
http://lmgtfy.com/?q=discriminant