rvanarkadi rvanarkadi

01-05-2020
Mathematics

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What is the discriminant of the quadratic equation 0 = -x2 + 4x – 2?

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wegnerkolmp2741o wegnerkolmp2741o

01-05-2020

Answer:

8

Step-by-step explanation:

The discriminant is

b^2 -4ac

where a is the x^2 coefficient, b is the x coefficient and c is the constant

-x^2 +4x -2

a = -1 b=4 and c = -2

4^2 -4(-1) (-2)

16 - 8

8

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