Asked by Jo
I need help with the following if that's ok?
Calculate the discriminant of the quadratic expression
2x 2 + 5x − 2.
Calculate the discriminant of the quadratic expression
2x 2 + 5x − 2.
Answers
Answered by
Reiny
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
I will assume you meant 2x^2 + 5x - 2 = 0
Discriminant = b^2 - 4ac
= 25 - 4(2)(-2)
= 41
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