12xy^2-3x^2y-12y^3
2个回答
12xy^2-3x^2y-12y^3
=-3y(x^2-4xy+4y^2)
=-3y(x-2y)^2
相关问题
-3x^3+12x^2y-12xy^2
因式分解1、2x^2(y+2)-3y^3(x-3)-12xy 2、x^3-4xy+4y^2-6x+12y+8
因式分解:3x^3-12x^2y+12xy^2
因式分解:3x^3-12x^2y+12xy^2
因式分解 1、2x^2(y+2)-3y^2(x-3)-12xy 2、x^2-4xy+4y^2-6x+12y+8 3、x^
已知x+y=3,xy=-12,x^2-xy+y^2
计算:(3xy−2x2+12y2)(3xy+2x2−12y2),并求当x=12,y=2时的代数式的值.
(1)计算:12xy2•(-4x3y)12xy2•(−4x3)=______;
因式分解:2x^2(y+2)-3y^2(x-3)-12xy
因式分解:12xy^2(y-x)+xy^3(x-y)+4x^2y(x-y)