Rôle de la dérivée seconde
Author: ©F.MELOTTE
Date: 8-05-2006

A = Point(xAxis)
f(x) = x^(3) / 18 - x^(2) / 4 + 4
B: (x(A), f(x(A)))
t = Tangent(x(A), f)
f'' = Derivative(f, 2)
D: (x(A), f''(x(A)))
m = Slope(t)
T1_1: "pente = " + (f'(x(A))) + ""
T2_1: "f''(x) = " + (f''(x(A))) + ""