1到30的平方根和立方根
1到30立方根口诀表
11平方121 
12平方144
13平方169 
14平方196 
15平方225 
16平方256 
17平方289 
18平方324 
19平方361 
1立方1 
2立方8 
3立方27 
4立方64 
5立方125
6立方216 
7立方343 
8立方512 
9立方729
立方根 : 
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
1到30的平方根和立方根
按照平方根的定义:一个数a的2次方等于b,则a叫做b的2次方根,可计算出1到30的平方根依次是:±1,±√2,±√3,±2,±√5,±√6,±√7,±2√2,±3,±√10,±√11,±2√3,±√13,±√14,±√15,±4,±√17,±3√2,±√19,±2√5,±√21,±√22,±√23,±2√6,±5,±√26,±3√3,±2√7,±√29,±√30。
按照立方根的定义:一个数a的立方等于b,则a叫b的立方根,可计算出1到30的立方根依次是:1,3次根下2,3次根下3,3次根下4,3次根下5,三次根下6,三次根下7,2,3次根下9,三次根下10,三次根下11,三次根下12,三次根下13,三次根下14,三次根下15,2•三根下2,三次根下17,三次根下18,三次根下19,三次根下20,三次根下21,三次根下22,三次根下23,三次根下24,三次根下25,三次根下26,3,三次根下28,三次根下29,三次根下30。
1到30的平方根和立方根
平方根:±1,±√2,±√3…±√29,±√30
立方根:1,2^(1/3),3^(1/3)…29^(1/3),30^(1/3)