Or C, the migration method of graphing quadraticfunctions?
或者 C, 二次函数图像平移法?。
2
The extremal formula of binary quadraticfunctions is studied by using method of undetermined coefficients, substitution method and method of completing the square.
用特定系数法、换元法、配方法探求二元二次函数的极值公式。
3
A new calculation is presented, in which the given functions or curves defined by dispersed coordinate points are approximated by quadratic curve in several parts.