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x(2x-y)+y(y-2x)(x+2)(x+4)+1(y+1)(y+1)-(y+1)因式分解喔,要步骤

题目详情
x(2x-y)+y(y-2x) (x+2)(x+4)+1 (y+1)(y+1)-(y+1)
因式分解喔,要步骤
▼优质解答
答案和解析
x(2x-y)+y(y-2x) =x(2x-y)y(2x-y) =(2x-y)(x-y(x+2)(x+4)+1 (y+1)(y+1)-(y+1) ) =(2x-y)(x+y)(x-y) (x+2)(x+4)+1 =x+6x+9 =(x+3) (y+1)(y+1)-(y+1) =(y+1)(y+1-y-1) =(y+1)(y-y) =y(y+1)(y-1)