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9 February, 15:40

What is the discriminant if the quadratic equation 0=-x2+4x-2

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Answers (2)
  1. 9 February, 16:04
    0
    The formula is

    b^2 - 4 (a) (c)

    so

    b^2 - 4 (a) (c) = 4^2 - 4x (-1) x (-2) =

    16 - 8 = 8

    The answer is 8.
  2. 9 February, 16:06
    0
    Your discriminant is:

    B^2 - 4AC = 4^2 - 4x (-1) x (-2) =

    16 - 8 = 8

    Your answer would be 8.
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