Chapitre 8 exo 48 le 31-5-19

\mathcal{C}

t = 1.2 (slider from 0 to 8, step 0.01)
O = Intersect(xAxis, yAxis)
c = Circle(O, 1)
I: (1, 0)
J: (0, 1)
A: (cos((π * t / 4)), sin((π * t / 4)))
f = OrthogonalLine(A, xAxis)
g(x) = If[0 ≤ x ≤ 8, (2 * cos((π / 2 * x)))]
K: (x(A), 0)
h = Segment(A, K)
B = Mirror(K, O)
i = Segment(B, O)
j = Segment(O, K)
M: (t, x(B))