问题标题:
提公因式法因式分解:3(y-x)²+2(x-y)
问题描述:
提公因式法因式分解:3(y-x)²+2(x-y)
蒋军锋回答:
3(y-x)²+2(x-y)
=3(x-y)²+2(x-y)
=(x-y)[3(x-y)+2]
=(x-y)(3x-3y+2)
点击显示
数学推荐
热门数学推荐