Cf

f(x) = (0.05 * x^(3)) - 2
a = 0
b = 5
A: (a, f(a))
B: (b, f(b))
c = Segment(B, A)
c1 = Intersect(c, xAxis)
C1: (x(c1), f(x(c1)))
d = Segment(C1, B)
c2 = Intersect(d, xAxis)
C2: (x(c2), f(x(c2)))
e = Segment(C2, B)
c3 = Intersect(e, xAxis)
C3: (x(c3), f(x(c3)))
g = Segment(c1, C1)
h = Segment(c2, C2)
i = Segment(c3, C3)
j = Segment(C3, B)
c4 = Intersect(j, xAxis)