Steigung an der Parabel
Author: Prof. Dr. Dörte Haftendorn

Tangente

Sekante

Ort

Ha 07

t = -0.1
a = 3
b = 4
f(x) = t * (x - a)^(2) + b
A = Point(f)
B = Point(f)
c = OrthogonalLine(B, xAxis)
d = OrthogonalLine(A, yAxis)
C = Intersect(c, d)
poly1, b_1, a_1, c_1 = Polygon(A, C, B)
e = Line(A, B)
g = Tangent(A, f)
m_A = Slope(g)
P: (x(A), m_A)
text2: "Steigung von f im Punkt A =" + m_A
h = true
f'(x) = f'(x)
text1: "Sekantensteigung =  " + (Slope[e])
i = false
j = Slope(e)
k = false
Ortslinie1 = Locus(P, A)