因式分解x^2-4xy+3y^2-4x+10y+3
问题描述:
因式分解x^2-4xy+3y^2-4x+10y+3
答
x^2-4xy+3y^2-4x+10y+3
=(x-y)(x-3y)-4x+10y+3
=(x-y-3)(x-3y-1)