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在科研和生产中,经常要遇到开平方和开立方的运算。在笔算中,开平方和开立方是以式(1)和式(2)为依据通过试算来求解的。
In scientific research and production, we often encounter open square and open cube computing. In the pen calculation, the k-square and the k-square are solved by trial calculation based on formula (1) and formula (2).