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02-04-2020
Mathematics

contestada

What is the discriminant of the quadratic equation – 4x2 + 5x – 9 = 0?

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kchubby123 kchubby123

02-04-2020

Answer:

-119

Step-by-step explanation:

a=-4 b=5 c=-9

D=b^2-4ac

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

=25-144

=-119

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