1-20平方根_1-10立方根表
1-20平方根，1-10立方根表
平方根
√1 = 1 立方根
√2 = 1.4142135623731 3√1 = 1
√3 = 1.732 3√2 = 1.25992104989487
√4 = 2 3√3 = 1.44224957030741
√5 = 2.236 3√4 = 1.5874010519682
√6 = 2.44948974278318 3√5 = 1.77
√7 = 2.64575131106459 3√6 = 1.81712059283214
√8 = 2.82842712474619 3√7 = 1.91293118277239
√9 = 3 3√8 = 2
√10 = 3.16227766016838 3√9 = 2.19
√11 = 3.3166247903554 3√10 = 2.15443469003188
√12 = 3.46410161513775
√13 = 3.699
√14 = 3.74165738677394
√15 = 3.87298334620742
√16 = 4
√17 = 4.12310562561766
√18 = 4.24264068711928
√19 = 4.35889894354067
√20 = 4.472
石头 2008-10-27
立方根 3√0 = 0 3√1 = 1 3√2 = 1.25992104989487 3√3 = 1.44224957030741 3√4 =
1.5874010519682 3√5 = 1.77 3√6 = 1.81712059283214 3√7 = 1.91293118277239 3√8
= 2 3√9 = 2.19 3√10 = 2.15443469003188 3√11 = 2.22398009056932 3√12 =
2.28942848510666 3√13 = 2.356 3√14 = 2.413 3√15 = 2.46621207433047 3√16 = 2.51984209978975 3√17 = 2.57128159065824 3√18 = 2.62 3√19 = 2.66840164872194
3√20 = 2.71441761659491 3√21 = 2.75892417638112 3√22 = 2.839 3√23 =
2.84386697985157 3√24 = 2.88449914061482 3√25 = 2.924 3√26 = 2.96249606840737
3√27 = 3
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常用平方根、立方根、平方、立方表
算术平方根立方根平方立方1111121.4142135621.259921054831.7320508081.44224957927421.587401052166452.2360679771.7099759472512562.4494897431.8171205933621672.6457513111.9129311834934382.828427125264512932.08008382381729103.162277662.154434691001000113.316624792.223980091121123.4641016152.289428485144133.6055512752.351334688169143.7416573872.410142264196153.8729833462.4662120742251642.5198421256174.1231056262.571281591289184.2426406872.620741394324194.3588989442.668401649361204.4721359552.714417617400214.5825756952.758924176441224.690415762.802039331484234.7958315232.84386698529244.8989794862.8844991415762552.924017738625常用算术平方根和立方根平方立方表
1---50_平方表、立方表、平方根表、立方根表
1*1=1
2*2=4
3*3=9
4*4=16
5*5=25
6*6=36
7*7=49
8*8=64
9*9=81
10*10=100
11*11=121
12*12=144
13*13=169 14*14=196
15*15=225
16*16=256
17*17=289
18*18=324
19*19=361
20*20=400
21*21=441
22*22=484
23*23=529
24*24=576
25*25=625
26*26=676 27*27=729
28*28=784
29*29=841
30*30=900
31*31=961
32*32=1024
33*33=1089
34*34=1156
35*35=1225
36*36=1296
37*37=1369 38*38=1444
39*39=1521 40*40=1600
41*41=1681
42*42=1764
43*43=1849
44*44=1936
45*45=2025
46*46=2116
47*47=2209
48*48=2304
49*49=2401
50*50=2500
1 ----- 50平方根
√0 = 0（表示根号0等于0，下同）
√1 = 1
√2 = 1.4142135623731
√3 = 1.73205080756888
√4 = 2
√5 = 2.23606797749979
√6 = 2.44948974278318
√7 = 2.64575131106459
√8 = 2.82842712474619
√9 = 3
√10 = 3.16227766016838
√11 = 3.3166247903554
√12 = 3.46410161513775
√13 = 3.60555127546399
√14 = 3.74165738677394
中学生常用平方表、立方表、平方根表、立方根表
常用平方表、立方表、平方根表、立方根表
一、11-30平方
112=121 122=144 132=169 142=196 152=225 162=256
172=289 182=324 192=361 202=400 212=441 222=484
232=529 242=576 252=625 262=676 272=729 282=784
292=841 302=900
二、1-10立方
13=1 23=8 33=27 43=64 53=125 63=216 73=343
83=512 93=729 103=1000
三、1-20平方根
1=1 2=1.414 3=1.732 4=2 5=2.236
6=2.449 7=2.646 8=2.828 9=3 10=3.162
11=3.317 12=3.464 13=3.606 14=3.742
15=3.873 16=4 17=4.123 18=4.243 19=4.359 20=4.472
四、1-20立方根
31=1 32=1.260 33=1.442 34=1.587 35=1.710
36=1.817 37=1.913 38=2 39=2.080 310=2.154
311=2.224 312=2.289 313=2.351 314=2.410 315=2.466 316=2.520 317=2.571 318=2.621 319=2.668
320=2.714
常用的平方根表立方根表
平方表立方表平方根立方根
12=11³=1√1=13√1=1
22=42³=8√2=1.4143√2=1.260
32=93³=27√3=1.7323√3=1.442
42=164³=64√4=23√4=1.587
52=255³=125√5=2.2363√5=1.710
62=366³=216√6=2.4493√6=1.817
72=497³=343√7=2.6463√7=1.913
82=648³=512√8=2.8283√8=2
92=819³=729√9=33√9=2.080
102=10010³=1000√10=3.1623√10=2.154
112=12111³=1331√11=3.3173√11=2.224
122=14412³=1728√12=3.4643√12=2.289
132=16913³=2197√13=3.6063√13=2.351
142=19614³=2744√14=3.7423√14=2.410
152=22515³=3375√15=3.8733√15=2.466
162=25616³=4096√16=43√16=2.520
172=28917³=4913√17=4.1233√17=2.571
182=32418³=5832√18=4.2433√18=2.621
192=36119³=6859√19=4.3593√19=2.668
202=40020³=8000√20=4.4723√20=2.714实用的平方根表、立方根表
平方根立方根表
平
√0 = 0（表示根号0等于0，下同）
√1 = 1
√2 = 1.4142135623731
√3 = 1.73205080756888
√4 = 2
√5 = 2.23606797749979
√6 = 2.44948974278318
√7 = 2.64575131106459
√8 = 2.82842712474619
√9 = 3
√10 = 3.16227766016838
√11 = 3.3166247903554
√12 = 3.46410161513775
√13 = 3.60555127546399
√14 = 3.74165738677394
√15 = 3.87298334620742
√16 = 4
√17 = 4.12310562561766
√18 = 4.24264068711928
√19 = 4.35889894354067
√20 = 4.47213595499958
√21 = 4.58257569495584
√22 = 4.69041575982343
√23 = 4.79583152331272
√24 = 4.89897948556636
√25 = 5
√26 = 5.09901951359278
√27 = 5.19615242270663
√28 = 5.29150262212918
√29 = 5.3851648071345
√30 = 5.47722557505166
√31 = 5.56776436283002
√32 = 5.65685424949238
√33 = 5.74456264653803
√34 = 5.8309518948453
√35 = 5.91607978309962
√36 = 6 方 根
√37 = 6.08276253029822
√38 = 6.16441400296898
√39 = 6.2449979983984
1-100算术平方根立方根查询表
原数平方根原数平方根原数平方根原数平方根原数平方根原数平方根原数平方根原数平方根11.000265.099517.141768.71811.000265.099517.141768.71821.414275.196527.211778.77521.414275.196527.211778.77531.732285.292537.280788.83231.732285.292537.280788.83242.000295.385547.348798.88842.000295.385547.348798.88852.236305.477557.416808.94452.236305.477557.416808.94462.449315.568567.483819.00062.449315.568567.483819.00072.646325.657577.550829.05572.646325.657577.550829.05582.828335.745587.616839.11082.828335.745587.616839.11093.000345.831597.681849.16593.000345.831597.681849.165103.162355.916607.746859.220103.162355.916607.746859.220113.317366.000617.810869.274113.317366.000617.810869.274123.464376.083627.874879.327123.464376.083627.874879.327133.606386.164637.937889.381133.606386.164637.937889.381143.742396.245648.000899.434143.742396.245648.000899.434153.873406.325658.062909.487153.873406.325658.062909.487164.000416.403668.124919.539164.000416.403668.124919.539174.123426.481678.185929.592174.123426.481678.185929.592184.243436.557688.246939.644184.243436.557688.246939.644194.359446.633698.307949.695194.359446.633698.307949.695204.472456.708708.367959.747204.472456.708708.367959.747214.583466.782718.426969.798214.583466.782718.426969.798224.690476.856728.485979.849224.690476.856728.485979.849234.796486.928738.544989.899234.796486.928738.544989.899244.899497.000748.602999.950244.899497.000748.602999.950255.000507.071758.66010010.00255.000507.071758.66010010.00（1-100）算术平方根（1-100）算术平方根
1-25的平方、立方、平方根、立方根速查记忆表
11²=11³=11122²=42³=81.4141.26033²=93³=271.7321.44244²=194³=6421.58755²=255³=1252.2361.71066²=366³=2162.4491.81777²=497³=3432.6461.91388²=648³=5122.828299²=819³=72932.0801010²=10010³=10003.1622.1541111²=12111³=13313.3172.2241212²=14412³=17283.4642.2891313²=16913³=21973.6062.3511414²=19614³=27443.7422.4101515²=22515³=33753.8732.4661616²=25616³=409642.5201717²=28917³=49134.1232.5711818²=32418³=58324.2432.6211919²=36119³=68594.3592.6682020²=40020³=80004.4722.7142121²=44121³=92614.5832.7592222²=48422³=106484.6902.8022323²=52923³=121674.7962.8442424²=57624³=138244.8992.8842525²=62525³=1562552.924立方根平方根立方平方1-25的平方、立方、平方根、立方根速查记忆表1=2=3=4=5=6=7=8=9=10=11=16=12=13=14=15=31=32=33=34=35=36=37=38=39=310=311=312=313=314=315=316=317=318=319=320=321=322=323=324=325=17=18=19=20=21=22=23=24=25=
1到30的算术平方根表格
1到30的算术平方根表格
1的平方是1
2的平方是4
3的平方是9
4的平方是16
5的平方是25
6的平方是36
7的平方是49
8的平方是64
9的平方是81
10的平方是100
11的平方是121
12的平方是144
13的平方是169
14的平方是196
15的平方是225
16的平方是256
17的平方是289
18的平方是324
19的平方是361
20的平方是400
21的平方是441 22的平方是484
23的平方是529
24的平方是576
25的平方是625
26的平方是676
27的平方是729
28的平方是784
29的平方是841
30的平方是900
立方根的概念：
如果一个数的立方等于a，那么这个数叫a的立方根，也称为三次方根，也就是说，如果x³=a,那么x叫做a的立方根。
平方根的概念：
平方根，又叫二次方根，表示为〔±√￣〕，其中属于非负数的平方根称之为算术平方根（arithmetic square root）。一个正数有两个实平方根，它们互为相反数；0只有一个平方根，就是0本身；负数有两个共轭的纯虚平方根。
平方根,立方根全表。
平方根，立方根全表。
平方根 立方根
原数 平方 原数 平方 原数 立方 原数 立方
1 1 51 2601 1 1 51 132651
2 4 52 2704 2 8 52 140608
3 9 53 2809 3 27 53 148877
4 16 54 2916 4 64 54 157464
5 25 55 3025 5 125 55 166375
6 36 56 3136 6 216 56 175616
7 49 57 3249 7 343 57 185193
8 64 58 3364 8 512 58 195112
9 81 59 3481 9 729 59 205379
10 100 60 3600 10 1000 60 216000
11 121 61 3721 11 1331 61 226981
12 144 62 3844 12 1728 62 238328
13 169 63 3969 13 2197 63 250047
14 196 64 4096 14 2744 64 262144
15 225 65 4225 15 3375 65 274625
16 256 66 4356 16 4096 66 287496
17 289 67 4489 17 4913 67 300763
18 324 68 4624 18 5832 68 314432
19 361 69 4761 19 6859 69 328509
20 400 70 4900 20 8000 70 343000
21 441 71 5041 21 9261 71 357911
22 484 72 5184 22 10648 72 373248
23 529 73 5329 23 12167 73 389017
24 576 74 5476 24 13824 74 405224
25 625 75 5625 25 15625 75 421875
1到20平方立方
立方：1的立方为1
2的立方为8
3的立方为27
4的立方为64
5的立方为125
6的立方为216
7的立方为343
8的立方为512
9的立方为729
10的立方为1000
11的立方为1331
12的立方为1728
13的立方为2197
14的立方为2744
15的立方为3375
16的立方为4096
17的立方为4913
18的立方为5832
19的立方为6859
20的立方为8000
平方：1^2=1
2^2=4
3^2=9
4^2=16
5^2=25
6^2=36
7^2=49
8^2=64
9^2=81
10^2=100
11^2=121
12^2=144
13^2=169
14^2=196
15^2=225
16^2=256
17^2=289
18^2=324
19^2=361
20^2=400