(x-y)² - x²-2xy+y², (x+y)² - x²+2xy+y², x²-y² - (x-y) (x+y), (x-y)³ - x³-3x²y+3xy² _y³, (x+y)³ - x³+3x²y+3xy²+y³, x³-y³ - (x-y)(x²+xy+y²), x³+y³ - (x+y)(x²-xy+y²), x-y - (x½+y½)(x½ -y½), x+y - (x 1/3 +  y 1/3  ) ( x 2/3 - x 1/3 y 1/3 + y 2/3  ),

Factor expression

排行榜

视觉风格

选项

切换模板

恢复自动保存: