Déplacez les curseurs.

a = -1.1 (slider from -5 to 5, step 0.1)
b = -1.9 (slider from -5 to 5, step 0.1)
c = 3.9 (slider from -5 to 5, step 0.1)
d = -1.9 (slider from -5 to 5, step 0.1)
e = -4 (slider from -5 to 5, step 0.1)
f(x) = (a * x^(2.0) + b * x + c) / (d * x + e)
h: y = a / d * x + (b * d - e * a) / d^(2.0)
g: x = -(e / d)