21.4的立方根 456的立方根 1.845的立方根 全部精确到0.001

问题描述:

21.4的立方根 456的立方根 1.845的立方根 全部精确到0.001

21.4^(1/3) = 2.776
456^(1/3) = 7.697
1.845^(1/3) = 1.226