day03.sagews

@interact
def _(c=(-1,(-2,6))):
    pts = point([(1,4),(3,6)])
    x = var('x')
    f = (-1+c/3)*x^2+(5-4*c/3)*x+c
    parabola = plot(f,(x,-1,5))
    show(pts+parabola, figsize=6, aspect_ratio=1, xmin=-1,xmax=5,ymin=-3,ymax=8)

Interact: please open in CoCalc

︠673a62cf-5fa8-42d5-99f6-95a3ea1b3f18︠
︠6ff45be5-552c-4cef-a526-d6108ef51078︠