Python 编程,绘图与矩阵,详细在图里,求代码,急用答:rx是多项式f(x)乘以g(x)的结果 import numpy as np fx=[1,-14,48]fxroots=np.roots(fx)print(fxroots)gx=[1,-9,18,31,-102]gxroots=np.roots(gx)print(gxroots)q,r=np.polynomial.polynomial.polydiv(gx,fx)print(q,r)rx=np.polynomial.polynomial.polymul(fx,gx)print(rx)...