x^2y^2-7x^2y+10x^2 因式分解

x-y/x-x+y/y-(x+y)(x-y)/y² y/x=2 化简y(x+y)+(x+y)(x-y)-x^2 因式分解x(x+y)(x-y)-x(x+y)^2 (x+y)(x-y)-(x-y)^2如题 (x+y)(x-y)-(x-y)^2 【2(x-y)(x-y)(x-y)-8(x-y)(x-y)(x+y)+6y(x-y)(x-y)]/2(x-y)(x-y) 化简3(x-y)-7(x--y)+2(y-x) -6x-y-7x+6x-2y-10x+8y+x+6x-8y的值 x^2(x-y)+(y-x) x(x-y)2-(y-x)3 (1).(x-4)(x+1)+3x (2).(x+y)^2+12(x+y)+36 用多项式因分解 【(x-y)^2+(x+y)(x-y)】除以 2x 计算:y-x分之x+y+x-y分之y-y-x分之2x-y [(x-y)²+(x+y)(x-y)]除以2x [(x-y)^2-(x+2y)(x-2y)]/y [2/3x-2/x+y(x+y/3x-x-y)]/x-y/x 化简：{2/3x-2/(x+y)[(x+y)/3x-x-y]}/(x+y)/x 计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x 化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)/x