xyz^2(x-2y)+1/5x^3(1-y) 答案网 2021-12-21 阅读(2) xyz^2(x-2y)+1/5x^3(1-y) 问题描述:xyz^2(x-2y)+1/5x^3(1-y)最佳答案: xyz^2(x-2y)+1/5x^3(1-y)=x^2yz^2-2xy^2z^2+1/5x^3-1/5x^3y