Taula de logaritmes

Taula dels logaritmes de base 10, base 2 i base e (ln):

x registre 10 x registre 2 x log e x
0 sense definir sense definir sense definir
0 + - ∞ - ∞ - ∞
0,0001 -4 -13.287712 -9.210340
0,001 -3 -9,965784 -6.907755
0,01 -2 -6,643856 -4.605170
0,1 -1 -3.321928 -2.302585
1 0 0 0
2 0,301030 1 0,693147
3 0,471212 1.584963 1.098612
4 0,602060 2 1.386294
5 0,698970 2.321928 1.609438
6 0,777151 2.584963 1.791759
7 0,845098 2.807355 1.945910
8 0,903090 3 2.079442
9 0,954243 3.169925 2.197225
10 1 3.321928 2.302585
20 1.301030 4.321928 2.995732
30 1.477121 4.906891 3.401197
40 1.602060 5.321928 3.688879
50 1.698970 5.643856 3.912023
60 1.778151 5.906991 4.094345
70 1.845098 6.129283 4.248495
80 1.903090 6.321928 4.382027
90 1.954243 6.491853 4.499810
100 2 6.643856 4.605170
200 2.301030 7.643856 5.298317
300 2.477121 8.228819 5.703782
400 2.602060 8.643856 5,991465
500 2.698970 8.965784 6.214608
600 2.778151 9.228819 6.396930
700 2.845098 9.451211 6.551080
800 2.903090 9.643856 6.684612
900 2.954243 9.813781 6,802395
1.000 3 9.965784 6,907755
10000 4 13.287712 9.210340

 


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