# Help!!!Given the following quadratic find the discriminant. 2x^2+5x+9=0

QUESTION POSTED AT 29/05/2020 - 12:30 AM

QUESTION POSTED AT 29/05/2020 - 12:30 AM

To determine what the discriminant is simply use the following formula.

D = b^2 - 4ac

D = (5)^2 - 4(2)(9)

D = 25 - 72

D = -47.

Basically use the equation in the square root, or under true square root of the quadratic function to find the discriminant.

D = b^2 - 4ac

D = (5)^2 - 4(2)(9)

D = 25 - 72

D = -47.

Basically use the equation in the square root, or under true square root of the quadratic function to find the discriminant.

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