$ Koostas: Maario \; Lemmik $
$ 3.\; TJ : Parabooli\; lükke \; teostamine$

parabool: (4 * x^(2)) - ((4 * x) * y) + y^(2) - (3 * x) + (4 * y) = 7
O = Point(yAxis)
telg = FirstAxis(parabool)
H = Intersect(parabool, telg)
u = Vector(H, O)
parabool' = Translate(parabool, u)
α: atand(Slope[telg])
parabool'' = Rotate(parabool', 180° - α)
β = 0 rad (slider from 0 to 180°, step 0.5°)
parabool''_{1} = Rotate(parabool', β, O)