rvanarkadi
rvanarkadi rvanarkadi
  • 01-05-2020
  • Mathematics
contestada

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

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wegnerkolmp2741o
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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