Найду корень уравнения: 8x-x²=0
2 8*x - x = 0
a*x^2 + b*x + c = 0
D = b^2 - 4 * a * c =
(8)^2 - 4 * (-1) * (0) = 64
x1 = (-b + sqrt(D)) / (2*a)
x2 = (-b - sqrt(D)) / (2*a)
x1 = 0
x2 = 8
x1 = 0.0
x2 = 8.0