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Funktion: f(x) = x2 - 2.5x - 0.5, Df = R, Wf = [-2.0625; +∞), verschobene Normalparabel (Normalform), Funktion achsensymmetrisch zur Senkrechten x = 1.25, x -> -∞: f(x) -> +∞, x -> +∞: f(x) -> +∞ ->
Wertetabelle: | |||||
x | f(x) | f'(x) | f''(x) | f'''(x) | Besondere Kurvenpunkte |
-10 | 124.5 | -22.5 | 2 | 0 | |
-9.5 | 113.5 | -21.5 | 2 | 0 | |
-9 | 103 | -20.5 | 2 | 0 | |
-8.5 | 93 | -19.5 | 2 | 0 | |
-8 | 83.5 | -18.5 | 2 | 0 | |
-7.5 | 74.5 | -17.5 | 2 | 0 | |
-7 | 66 | -16.5 | 2 | 0 | |
-6.5 | 58 | -15.5 | 2 | 0 | |
-6 | 50.5 | -14.5 | 2 | 0 | |
-5.5 | 43.5 | -13.5 | 2 | 0 | |
-5 | 37 | -12.5 | 2 | 0 | |
-4.5 | 31 | -11.5 | 2 | 0 | |
-4 | 25.5 | -10.5 | 2 | 0 | |
-3.5 | 20.5 | -9.5 | 2 | 0 | |
-3 | 16 | -8.5 | 2 | 0 | |
-2.5 | 12 | -7.5 | 2 | 0 | |
-2 | 8.5 | -6.5 | 2 | 0 | |
-1.5 | 5.5 | -5.5 | 2 | 0 | |
-1 | 3 | -4.5 | 2 | 0 | |
-0.5 | 1 | -3.5 | 2 | 0 | |
-0.187 | 0 | -2.87 | 2 | 0 | Nullstelle N(-0.19|0) |
0 | -0.5 | -2.5 | 2 | 0 | Schnittpunkt Sy(0|-0.5) |
0.5 | -1.5 | -1.5 | 2 | 0 | |
1 | -2 | -0.5 | 2 | 0 | |
1.25 | -2.0625 | 0 | 2 | 0 | Tiefpunkt T(1.25|-2.0625) |
1.5 | -2 | 0.5 | 2 | 0 | |
2 | -1.5 | 1.5 | 2 | 0 | |
2.5 | -0.5 | 2.5 | 2 | 0 | |
2.686 | 0 | 2.87 | 2 | 0 | Nullstelle N(2.69|0) |
3 | 1 | 3.5 | 2 | 0 | |
3.5 | 3 | 4.5 | 2 | 0 | |
4 | 5.5 | 5.5 | 2 | 0 | |
4.5 | 8.5 | 6.5 | 2 | 0 | |
5 | 12 | 7.5 | 2 | 0 | |
5.5 | 16 | 8.5 | 2 | 0 | |
6 | 20.5 | 9.5 | 2 | 0 | |
6.5 | 25.5 | 10.5 | 2 | 0 | |
7 | 31 | 11.5 | 2 | 0 | |
7.5 | 37 | 12.5 | 2 | 0 | |
8 | 43.5 | 13.5 | 2 | 0 | |
8.5 | 50.5 | 14.5 | 2 | 0 | |
9 | 58 | 15.5 | 2 | 0 | |
9.5 | 66 | 16.5 | 2 | 0 | |
10 | 74.5 | 17.5 | 2 | 0 | |
Graph: | |||||
Abkürzungen: Df = (maximaler) Definitionsbereich, f(x) = Funktion, f'(x) = 1. Ableitung, f''(x) = 2. Ableitung, f'''(x) = 3. Ableitung, H = Hochpunkt, N = Nullstelle, P = Polstelle, R = reelle Zahlen, T = Tiefpunkt, W = Wendepunkt, WS = Sattelpunkt, Wf = Wertebereich, {.} = ein-/mehrelementige Menge, [.; .] = abgeschlossenes Intervall, (.; .) = offenes Intervall, [.; .), (.; .] = halboffenes Intervall, ∞ = unendlich.
Bearbeiter: Michael Buhlmann