分解因式10(x-y)²-5x(y-x)
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/30 15:59:14
分解因式10(x-y)²-5x(y-x)
分解因式10(x-y)²-5x(y-x)
分解因式10(x-y)²-5x(y-x)
(10x-10y)(x-y)+5x(x-y)=(10x-10y+5x)(x-y)=(15x-10y)(x-y)=15x^2-25xy+10y^2
分解因式10(x-y)²-5x(y-x)
分解因式10(x-y)²-5x(y-x)
分解因式10(x-y)²-5x(y-x)
(10x-10y)(x-y)+5x(x-y)=(10x-10y+5x)(x-y)=(15x-10y)(x-y)=15x^2-25xy+10y^2