Maths
posted by Jo on .
I need help with the following if that's ok?
Calculate the discriminant of the quadratic expression
2x 2 + 5x − 2.

Usually the discriminant is associated with a quadratic equation.
I will assume you meant 2x^2 + 5x  2 = 0
Discriminant = b^2  4ac
= 25  4(2)(2)
= 41