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Funktion: f(x) = x2 + 7x, Df = R, Wf = [-12.25; +∞), verschobene Normalparabel (Normalform; Scheitelform: f(x) = (x+3.5)2 - 12.25), Funktion achsensymmetrisch zur Senkrechten x = -3.5, x -> -∞: f(x) -> +∞, x -> +∞: f(x) -> +∞ ->
| Wertetabelle: | |||||
| x | f(x) | f'(x) | f''(x) | f'''(x) | Besondere Kurvenpunkte |
| -15 | 120 | -23 | 2 | 0 | |
| -14.5 | 108.75 | -22 | 2 | 0 | |
| -14 | 98 | -21 | 2 | 0 | |
| -13.5 | 87.75 | -20 | 2 | 0 | |
| -13 | 78 | -19 | 2 | 0 | |
| -12.5 | 68.75 | -18 | 2 | 0 | |
| -12 | 60 | -17 | 2 | 0 | |
| -11.5 | 51.75 | -16 | 2 | 0 | |
| -11 | 44 | -15 | 2 | 0 | |
| -10.5 | 36.75 | -14 | 2 | 0 | |
| -10 | 30 | -13 | 2 | 0 | |
| -9.5 | 23.75 | -12 | 2 | 0 | |
| -9 | 18 | -11 | 2 | 0 | |
| -8.5 | 12.75 | -10 | 2 | 0 | |
| -8 | 8 | -9 | 2 | 0 | |
| -7.5 | 3.75 | -8 | 2 | 0 | |
| -7 | 0 | -7 | 2 | 0 | Nullstelle N(-7|0) |
| -6.5 | -3.25 | -6 | 2 | 0 | |
| -6 | -6 | -5 | 2 | 0 | |
| -5.5 | -8.25 | -4 | 2 | 0 | |
| -5 | -10 | -3 | 2 | 0 | |
| -4.5 | -11.25 | -2 | 2 | 0 | |
| -4 | -12 | -1 | 2 | 0 | |
| -3.5 | -12.25 | 0 | 2 | 0 | Tiefpunkt T(-3.5|-12.25) |
| -3 | -12 | 1 | 2 | 0 | |
| -2.5 | -11.25 | 2 | 2 | 0 | |
| -2 | -10 | 3 | 2 | 0 | |
| -1.5 | -8.25 | 4 | 2 | 0 | |
| -1 | -6 | 5 | 2 | 0 | |
| -0.5 | -3.25 | 6 | 2 | 0 | |
| 0 | 0 | 7 | 2 | 0 | Nullstelle N(0|0) = Schnittpunkt Sy(0|0) |
| 0.5 | 3.75 | 8 | 2 | 0 | |
| 1 | 8 | 9 | 2 | 0 | |
| 1.5 | 12.75 | 10 | 2 | 0 | |
| 2 | 18 | 11 | 2 | 0 | |
| 2.5 | 23.75 | 12 | 2 | 0 | |
| 3 | 30 | 13 | 2 | 0 | |
| 3.5 | 36.75 | 14 | 2 | 0 | |
| 4 | 44 | 15 | 2 | 0 | |
| 4.5 | 51.75 | 16 | 2 | 0 | |
| 5 | 60 | 17 | 2 | 0 | |
| 5.5 | 68.75 | 18 | 2 | 0 | |
| 6 | 78 | 19 | 2 | 0 | |
| 6.5 | 87.75 | 20 | 2 | 0 | |
| 7 | 98 | 21 | 2 | 0 | |
| 7.5 | 108.75 | 22 | 2 | 0 | |
| 8 | 120 | 23 | 2 | 0 | |
| 8.5 | 131.75 | 24 | 2 | 0 | |
| 9 | 144 | 25 | 2 | 0 | |
| 9.5 | 156.75 | 26 | 2 | 0 | |
| 10 | 170 | 27 | 2 | 0 | |
| 10.5 | 183.75 | 28 | 2 | 0 | |
| 11 | 198 | 29 | 2 | 0 | |
| 11.5 | 212.75 | 30 | 2 | 0 | |
| 12 | 228 | 31 | 2 | 0 | |
| 12.5 | 243.75 | 32 | 2 | 0 | |
| 13 | 260 | 33 | 2 | 0 | |
| 13.5 | 276.75 | 34 | 2 | 0 | |
| 14 | 294 | 35 | 2 | 0 | |
| 14.5 | 311.75 | 36 | 2 | 0 | |
| 15 | 330 | 37 | 2 | 0 | |
| Graph: | |||||
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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