adiaripley6408
05.05.2020 •
Mathematics
What is the discriminant of the quadratic equation 0 = -x2 + 4x – 2?
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Ответ:
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
Ответ:
Step-by-step explanation:
6