\vec x

n  \vec r

\vec x_0

\vec r

n = 3 (slider from -20 to 20, step 0.1)
C = (3.3000000000000003, 2.7)
B = (1.76, 2.62)
r = Vector(B, C)
A = Intersect(xAxis, yAxis)
s = Vector(A, B)
g = Line(B, C)
nr: n r
ix: nr + s