将2x^2+xy-y^2-4x+5y-6分解因式
问题描述:
将2x^2+xy-y^2-4x+5y-6分解因式
答
2x^2+xy-y^2-4x+5y-6 =(2x-y)(x+y)-4x+5y-6=(2x-y-6)(x-y+1)
将2x^2+xy-y^2-4x+5y-6分解因式
2x^2+xy-y^2-4x+5y-6 =(2x-y)(x+y)-4x+5y-6=(2x-y-6)(x-y+1)