常用的平方根数
0
=0
1
=1
2
=1.414
3
=1.732
4
=2.000
5
=2.236
6
=2.449
7
=2.645
8
=2.828
9
=3.000
10
=3.162
11
=3.316
12
=3.464
13
=3.605
14
=3.741
15
=3.872
16
=4.000
17
=4.123
18
=4.242
19
=4.358
20
=4.472
21
=4.582
22
=4.690
23
=4.795
24
=4.898
25
=5.000
26
=5.099
27
=5.196
28
=5.291
29
=5.385
30
=5.477
31
=5.567
32
=5.656
33
=5.744
34
=5.830
35
=5.916
36
=6.000
37
=6.082
38
=6.164
39
=6.244
40
=6.324
41
=6.403
42
=6.480
43
=6.557
44
=6.633
45
=6.708
46
=6.782
47
=6.855
48
=6.928
49
=7.000
50
=7.071
51
=7.141
52
=7.211
53
=7.280
54
=7.348
55
=7.416
56
=7.483
57
=7.549
58
=7.615
59
=7.681
60
=7.745
61
=7.810
62
=7.874
63
=7.937
64
=8.000
65
=8.062
66
=8.124
67
=8.185
68
=8.246
69
=8.306
70
=8.366
71
=8.426
72
=8.485
73
=8.544
74
=8.602
75
=8.660
76
=8.717
77
=8.774
78
=8.831
79
=8.888
80
=8.944
81
=9.000
82
=9.055
83
=9.110
84
=9.165
85
=9.219
86
=9.273
87
=9.327
88
=9.380
89
=9.433
90
=9.486
91
=9.539
92
=9.591
93
=9.643
94
=9.695
95
=9.746
96
=9.797
97
=9.848
98
=9.899
99
=9.949
100
=10.000
101
=10.049
102
=10.099
103
=10.148
104
=10.198
105
=10.246
106
=10.295
107
=10.344
108
=10.392
109
=10.440
110
=10.488
111
=10.535
112
=10.583
113
=10.630
114
=10.677
115
=10.723
116
=10.770
117
=10.816
118
=10.862
119
=10.908
常用的立方根数
0
3
=0
1
3
=1
2
3
=1.26
3
3
=1.442
4
3
=1.587
5
3
=1.71
6
3
=1.817
7
3
=1.913
8
3
=2
9
3
=2.08
10
3
=2.154
11
3
=2.224
12
3
=2.289
13
3
=2.351
14
3
=2.41
15
3
=2.466
16
3
=2.52
17
3
=2.571
18
3
=2.621
19
3
=2.668
20
3
=2.714
21
3
=2.759
22
3
=2.802
23
3
=2.844
24
3
=2.884
25
3
=2.924
26
3
=2.962
27
3
=3
28
3
=3.037
29
3
=3.072
30
3
=3.107
31
3
=3.141
32
3
=3.175
33
3
=3.208
34
3
=3.24
35
3
=3.271
36
3
=3.302
37
3
=3.332
38
3
=3.362
39
3
=3.391
40
3
=3.42
41
3
=3.448
42
3
=3.476
43
3
=3.503
44
3
=3.53
45
3
=3.557
46
3
=3.583
47
3
=3.609
48
3
=3.634
49
3
=3.659
50
3
=3.684
51
3
=3.708
52
3
=3.733
53
3
=3.756
54
3
=3.78
55
3
=3.803
56
3
=3.826
57
3
=3.849
58
3
=3.871
59
3
=3.893
60
3
=3.915
61
3
=3.936
62
3
=3.958
63
3
=3.979
64
3
=4
65
3
=4.021
66
3
=4.041
67
3
=4.062
68
3
=4.082
69
3
=4.102
70
3
=4.121
71
3
=4.141
72
3
=4.16
73
3
=4.179
74
3
=4.198
75
3
=4.217
76
3
=4.236
77
3
=4.254
78
3
=4.273
79
3
=4.291
80
3
=4.309
81
3
=4.327
82
3
=4.344
83
3
=4.362
84
3
=4.38
85
3
=4.397
86
3
=4.414
87
3
=4.431
88
3
=4.448
89
3
=4.465
90
3
=4.481
91
3
=4.498
92
3
=4.514
93
3
=4.531
94
3
=4.547
95
3
=4.563
96
3
=4.579
97
3
=4.595
98
3
=4.61
99
3
=4.626
100
3
=4.642
101
3
=4.657
102
3
=4.672
103
3
=4.688
104
3
=4.703
105
3
=4.718
106
3
=4.733
107
3
=4.747
108
3
=4.762
109
3
=4.777