1三次方=1 、2三次方=8 、3三次方=27 、4三次方=64 、5三次方=125 、6三次方=216 、7三次方=343 、8三次方=512 、9三次方=729、10三次方1000……

1---- 50 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