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Funktion: f(x) = log2(x) = ld(x), Df = (0; +∞), Wf = R, reelle Funktion, x -> +∞: f(x) -> +∞ ->
Wertetabelle: | |||||
x | f(x) | f'(x) | f''(x) | f'''(x) | Besondere Kurvenpunkte |
0 | Infinity | Infinity | Infinity | Infinity | Senkrechte Asymptote/Pol x = 0 mit: x -> 0+: f(x) -> -∞ |
0.5 | -1 | 2.89 | -5.77 | 22.42 | |
1 | 0 | 1.44 | -1.44 | 2.84 | Nullstelle N(1|0) |
1.5 | 0.585 | 0.96 | -0.64 | 0.85 | |
2 | 1 | 0.72 | -0.36 | 0.36 | |
2.5 | 1.3219 | 0.58 | -0.23 | 0.18 | |
3 | 1.585 | 0.48 | -0.16 | 0.11 | |
3.5 | 1.8074 | 0.41 | -0.12 | 0.07 | |
4 | 2 | 0.36 | -0.09 | 0.04 | |
4.5 | 2.1699 | 0.32 | -0.07 | 0.03 | |
5 | 2.3219 | 0.29 | -0.06 | 0.02 | |
5.5 | 2.4594 | 0.26 | -0.05 | 0.02 | |
6 | 2.585 | 0.24 | -0.04 | 0.01 | |
6.5 | 2.7004 | 0.22 | -0.03 | 0.01 | |
7 | 2.8074 | 0.21 | -0.03 | 0.01 | |
7.5 | 2.9069 | 0.19 | -0.03 | 0.01 | |
8 | 3 | 0.18 | -0.02 | 0.01 | |
8.5 | 3.0875 | 0.17 | -0.02 | 0 | |
9 | 3.1699 | 0.16 | -0.02 | 0 | |
9.5 | 3.2479 | 0.15 | -0.02 | 0 | |
10 | 3.3219 | 0.14 | -0.01 | 0 | |
10.5 | 3.3923 | 0.14 | -0.01 | 0 | |
11 | 3.4594 | 0.13 | -0.01 | 0 | |
11.5 | 3.5236 | 0.13 | -0.01 | 0 | |
12 | 3.585 | 0.12 | -0.01 | 0 | |
12.5 | 3.6439 | 0.12 | -0.01 | 0 | |
13 | 3.7004 | 0.11 | -0.01 | 0 | |
13.5 | 3.7549 | 0.11 | -0.01 | 0 | |
14 | 3.8074 | 0.1 | -0.01 | 0 | |
14.5 | 3.858 | 0.1 | -0.01 | 0 | |
15 | 3.9069 | 0.1 | -0.01 | 0 | |
15.5 | 3.9542 | 0.09 | -0.01 | 0 | |
16 | 4 | 0.09 | -0.01 | 0 | |
16.5 | 4.0444 | 0.09 | -0.01 | 0 | |
17 | 4.0875 | 0.08 | 0 | 0 | |
17.5 | 4.1293 | 0.08 | 0 | 0 | |
18 | 4.1699 | 0.08 | 0 | 0 | |
18.5 | 4.2095 | 0.08 | 0 | 0 | |
19 | 4.2479 | 0.08 | 0 | 0 | |
19.5 | 4.2854 | 0.07 | 0 | 0 | |
20 | 4.3219 | 0.07 | 0 | 0 | |
Graph: | |||||
Abkürzungen: Df = (maximaler) Definitionsbereich, f(x) = Funktion, f'(x) = 1. Ableitung, f''(x) = 2. Ableitung, f'''(x) = 3. Ableitung, H = Hochpunkt, L = Lücke, N = Nullstelle, P = Polstelle, R = reelle Zahlen, S = Sprungstelle, T = Tiefpunkt, W = Wendepunkt, WS = Sattelpunkt, Wf = Wertebereich, {.} = ein-/mehrelementige Menge, [.; .] = abgeschlossenes Intervall, (.; .) = offenes Intervall, [.; .), (.; .] = halboffenes Intervall, ∞ = unendlich.
Bearbeiter: Michael Buhlmann