Zombie0o Zombie0o

08-01-2018
Mathematics

contestada

Find the discriminant of the equation. (Show how you got your answer)
a. X^2 + 4x + 9 = 0

Respuesta :

christinetrueh christinetrueh

10-01-2018

The discriminant of the equation is -20. You use the formula( that's how I solved it)

Discriminant formula- b^2 - 4(a)(c)

Work:

4^2-4(1)(9) = -20

The formula for this is the part of the quadratic formula

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