因式分解(y+2)x^2+(y+2)x-12y-24
问题描述:
因式分解(y+2)x^2+(y+2)x-12y-24
答
(y+2)x^2+(y+2)x-12y-24
=(y+2)(x^2+x-12)
=(y+2)(x+4)(x-3)