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Which of the following is an irrational number?
−8-8−8
−928-\frac{92}{8}−892
000
−8.381628....-8.381628....−8.381628....
9.937928.....9.937928.....9.937928.....
9.999.999.99
−99100-9\frac{9}{100}−91009
0.999990.999990.99999
0.50.50.5
5.055.055.05
0.55555555...0.55555555...0.55555555...
5.03827.....5.03827.....5.03827.....
0.420.420.42
2.56813…2.56813\dots2.56813…
2.849382.849382.84938
0.0000010.0000010.000001
0.6666660.6666660.666666...
4.14.14.1
4.04.04.0
4.101001000100001…4.101001000100001\dots4.101001000100001…
Which of the following is an irrational number?
777
49\sqrt{49}49
7.777777....7.777777....7.777777....
7.029271...7.029271...7.029271...
0.2563150.2563150.256315
0.333333333…0.333333333\dots0.333333333…
0.1010010001000010.1010010001000010.101001000100001
25\sqrt{25}25
255\frac{25}{5}525
25.892028...25.892028...25.892028...
25252\frac{5}{25}2255
1.81.81.8
−5-5−5
−3.0390291....-3.0390291....−3.0390291....
5.93725.93725.9372
−8−8−8
1.95286....1.95286....1.95286....
83\frac{8}{3}38
It is done.