本文将三次方程简化为二次方程，使计算得到很大简化。

In this paper, the cubic equation is simplified into a quadratic equation, thus greatly simplifying the calculation.

youdao

本文将三次方程简化为二次方程，使计算得到很大简化。

In this paper, the cubic equation is simplified into a quadratic equation, thus greatly simplifying the calculation.

youdao