f(x)=ax+b

a = 0.9 (slider from -5 to 5, step 0.1)
b = 3.1 (slider from -5 to 5, step 0.1)
f(x) = (a * x) + b
A = Intersect(f, yAxis)
m = Slope(f)
texte2 = LaTeX(f, true, true)
B: (2, f(2))
C: (3, f(3))
D: (4, f(4))
E: (-2, f(-2))
F: (-3, f(-3))
G: (-4, f(-4))

Tool: Outil1
Input: E, F, H
Output: γ

a = Segment(E, F)
G = Point(a)
α = Angle(E, G, H)
β = Angle(H, G, F)
γ: α + β