怎么用手算一个数的立方根?大侠谢谢指导下 小虾米

怎么用手算一个数的立方根?大侠谢谢指导下 小虾米
怎么用手算一个数的立方根?
大侠谢谢指导下 小虾米

怎么用手算一个数的立方根?大侠谢谢指导下 小虾米
查就行了 ,算这个有必要吗 ?要用的话存起来就是.
立方根
3√0 = 0
3√1 = 1
3√2 = 1.25992104989487
3√3 = 1.44224957030741
3√4 = 1.5874010519682
3√5 = 1.7099759466767
3√6 = 1.81712059283214
3√7 = 1.91293118277239
3√8 = 2
3√9 = 2.0800838230519
3√10 = 2.15443469003188
3√11 = 2.22398009056932
3√12 = 2.28942848510666
3√13 = 2.35133468772076
3√14 = 2.41014226417523
3√15 = 2.46621207433047
3√16 = 2.51984209978975
3√17 = 2.57128159065824
3√18 = 2.6207413942089
3√19 = 2.66840164872194
3√20 = 2.71441761659491
3√21 = 2.75892417638112
3√22 = 2.80203933065539
3√23 = 2.84386697985157
3√24 = 2.88449914061482
3√25 = 2.92401773821287
3√26 = 2.96249606840737
3√27 = 3
3√28 = 3.03658897187566
3√29 = 3.07231682568585
3√30 = 3.10723250595386
3√31 = 3.14138065239139
3√32 = 3.1748021039364
3√33 = 3.20753432999583
3√34 = 3.23961180127748
3√35 = 3.27106631018859
3√36 = 3.30192724889463
3√37 = 3.33222185164595
3√38 = 3.36197540679896
3√39 = 3.39121144301417
3√40 = 3.41995189335339
3√41 = 3.44821724038273
3√42 = 3.47602664488645
3√43 = 3.50339806038672
3√44 = 3.53034833532606
3√45 = 3.55689330449006
3√46 = 3.58304787101595
3√47 = 3.60882608013869
3√48 = 3.63424118566428
3√49 = 3.65930571002297
3√50 = 3.68403149864039
3√51 = 3.70842976926619
3√52 = 3.73251115681725
3√53 = 3.75628575422107
3√54 = 3.77976314968462
3√55 = 3.80295246076139
3√56 = 3.82586236554478
3√57 = 3.8485011312768
3√58 = 3.8708766406278
3√59 = 3.89299641587326
3√60 = 3.91486764116886
3√61 = 3.93649718310217
3√62 = 3.95789160968041
3√63 = 3.97905720789639
3√64 = 4
3√65 = 4.02072575858906
3√66 = 4.04124002062219
3√67 = 4.06154810044568
3√68 = 4.08165510191735
3√69 = 4.10156592970235
3√70 = 4.12128529980856
3√71 = 4.14081774942285
3√72 = 4.16016764610381
3√73 = 4.17933919638123
3√74 = 4.19833645380841
3√75 = 4.21716332650875
3√76 = 4.23582358425489
3√77 = 4.25432086511501
3√78 = 4.27265868169792
3√79 = 4.29084042702621
3√80 = 4.30886938006377
3√81 = 4.32674871092222
3√82 = 4.34448148576861
3√83 = 4.36207067145484
3√84 = 4.37951913988789
3√85 = 4.39682967215818
3√86 = 4.4140049624421
3√87 = 4.43104762169363
3√88 = 4.44796018113863
3√89 = 4.46474509558454
3√90 = 4.48140474655716
3√91 = 4.49794144527541
3√92 = 4.514357435474
3√93 = 4.53065489608349
3√94 = 4.54683594377634
3√95 = 4.56290263538697
3√96 = 4.57885697021333
3√97 = 4.59470089220704
3√98 = 4.61043629205845
3√99 = 4.62606500918274
3√100 = 4.64158883361278
3√101 = 4.65700950780383
3√102 = 4.67232872835526
3√103 = 4.6875481476536
3√104 = 4.70266937544151
3√105 = 4.71769398031653
3√106 = 4.73262349116337
3√107 = 4.7474593985234
3√108 = 4.7622031559046
3√109 = 4.77685618103502
3√110 = 4.79141985706278
3√111 = 4.80589553370533
3√112 = 4.82028452835046
3√113 = 4.83458812711164
3√114 = 4.84880758583988
3√115 = 4.86294413109428
3√116 = 4.87699896107331
3√117 = 4.89097324650875
3√118 = 4.90486813152402
3√119 = 4.91868473445873
3√120 = 4.93242414866094
3√121 = 4.9460874432487
3√122 = 4.9596756638423
3√123 = 4.97318983326859
3√124 = 4.98663095223865
3√125 = 5
3√126 = 5.01329793496458
3√127 = 5.02652569531348
3√128 = 5.03968419957949
3√129 = 5.05277434720856
3√130 = 5.06579701910089
3√131 = 5.0787530781327
3√132 = 5.09164336965949
3√133 = 5.10446872200146
3√134 = 5.11722994691205
3√135 = 5.12992784003009
3√136 = 5.14256318131647
3√137 = 5.15513673547577
3√138 = 5.16764925236362
3√139 = 5.18010146738029
3√140 = 5.1924941018511
3√141 = 5.2048278633942
3√142 = 5.21710344627617
3√143 = 5.22932153175598
3√144 = 5.24148278841779
3√145 = 5.2535878724929
3√146 = 5.26563742817144
3√147 = 5.27763208790408
3√148 = 5.28957247269421
3√149 = 5.3014591923809
3√150 = 5.31329284591305
3√151 = 5.32507402161499
3√152 = 5.33680329744389
3√153 = 5.34848124123936
3√154 = 5.36010841096536
3√155 = 5.37168535494483
3√156 = 5.38321261208728
3√157 = 5.39469071210959
3√158 = 5.40612017575022
3√159 = 5.41750151497718
3√160 = 5.42883523318981
3√161 = 5.4401218254148
3√162 = 5.45136177849642
3√163 = 5.4625555712814
3√164 = 5.47370367479843
3√165 = 5.48480655243262
3√166 = 5.49586466009501
3√167 = 5.50687844638735
3√168 = 5.51784835276224
3√169 = 5.52877481367887
3√170 = 5.53965825675446
3√171 = 5.55049910291155
3√172 = 5.56129776652124
3√173 = 5.57205465554262
3√174 = 5.58277017165842
3√175 = 5.59344471040698
3√176 = 5.60407866131077
3√177 = 5.61467240800149
3√178 = 5.62522632834186
3√179 = 5.63574079454424
3√180 = 5.64621617328617
3√181 = 5.65665282582291
3√182 = 5.66705110809706
3√183 = 5.67741137084543
3√184 = 5.68773395970313
3√185 = 5.69801921530506
3√186 = 5.70826747338486
3√187 = 5.71847906487132
3√188 = 5.72865431598244
3√189 = 5.73879354831717
3√190 = 5.74889707894483
3√191 = 5.7589652204924
3√192 = 5.76899828122963
3√193 = 5.77899656515213
3√194 = 5.7889603720624
3√195 = 5.798889997649
3√196 = 5.8087857335637
3√197 = 5.81864786749696
3√198 = 5.82847668325146
3√199 = 5.838272460814
3√200 = 5.84803547642573