x_0

f(x) =

Steigung an der Stelle x_0

f(x) = ((2 * x)) / (x^(2) + 1)
X = Point(xAxis)
x0: x(X)
P: (x0 | f(x0))
y0: y(P)
gL: -4
f1(x) = f'(x)
m0: f'(x0)
t0: ((-x0) * m0) + y0
Y: (0 | t0)
Eingabefeld1 = Textfield(f)
x1: (y0 * (1 - 1 / m0))
t(x) = (m0 * (x - x0)) + y0
a = true
Text1: "m = " + m0 + ""
Text2: "x_0 = " + x0 + ""
gU: 0