x(x‐y)﹢y(y‐x)分解因式
问题描述:
x(x‐y)﹢y(y‐x)分解因式
答
x(x‐y)﹢y(y‐x)
=x(x‐y)-y(x-y)
=(x-y)²
x(x‐y)﹢y(y‐x)分解因式
x(x‐y)﹢y(y‐x)
=x(x‐y)-y(x-y)
=(x-y)²