x
0.5
0.8
0.9
0.95
0.99
0.999
…
1.001
1.01
1.05
1.1
1.2
1.5
f(x)
3
3.6
3.8
3.9
3.98
3.998
4.002
4.02
4.1
4.2
4.4
5
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