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07-05-2020
Mathematics

contestada

What is the discriminant of the quadratic equation 9x2 – X – 8=0?

Respuesta :

10-05-2020

Answer:

288

Step-by-step explanation:

a = 9

b = -1

c = -8

b^2 * -4 * ( a * c )

Just filing in the numbers given above:

-1^2 * -4 * ( 9 * -8 )

1 * -4 * ( -72)

1 * + 288 = 288

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