x^2+6xy+9y^2-4x-12y+4因式分解

因式分解:12xy^2(y-x)+xy^3(x-y)+4x^2y(x-y) 化简：x-y/x+3y÷x^-y^2/x^2+6xy+9y^2-(xy/x+y) 因式分解 x-xy+3y-3x 2x+xy-y-4x+5y-6 (x-2xy)*(-xy+2y*y)-(3x*x-2xy)(x-9xy+6y*y)答案应为-2x-x*x-3x， 4x^2y+12xy+9y分解因式 因式分解30题(要过程)am+an+bm+bn x^2+5y-xy-5x x2+xy+2xz+x (a+b)x-(b+a)y -12x(x-y)-(y-x)x^2 2x^2+4x+2 x(x+z)-y(y+z) 2(x^2-3ab)+x(4a-3b) 4x^2+12xy+9y^2-25 x^4-16 16x^4-1 x^2+9x+8 x^2-10xy+24y^2 2x^2+15xy-8y^2 3x^2-6xy+3y^2 24x^2+22x-21 -x^2+4xy- 4x-y/2根号x+根号y 9x-6根号xy+y/3根号x-根号y 2X^+XY-Y^-4X+5Y-6 2x^+xy-y^-4x+5y-6=? 已知X+Y=3,XY=-1,求2(X-Y)^4-9(X-Y)^2+12XY 4x^2+y^2-4x+6y+10=0,4x^2-12xy+9y^2 已知4x^2+y^2-4xy-12x+6y+9=0,求x,y的关系 4x^2(的2次方)-12xy+9y^2-4x+6y-3 4X＾2-12XY+9Y＾2-2X+3Y-6化简! 分解因式4x^2-12xy+9y^2-2x+3y-6 4x^2-12xy+9y^2-2x+3y-6 4x^2-12xy+9y^2-4x+6y-3.分解因式 因式分解X^2+9Y^2+4-6XY+4X-12Y