Created by manuel-eleve-tle-specialite-indice2020
Created on July 09, 2020
169 Bytes
from math import * def f(x): return 0.02*x**3-4 def sec(n): a=1;b=9 for k in range(n): a=(a*f(b)-b*f(a))/(f(b)-f(a)) return a