x^2-4xy+4y^2+x-2y-6分解因式

因式分解 x-xy+3y-3x 2x+xy-y-4x+5y-6 分简 xy-2y /x^2-4x+4 一道因式分解题 2x²+xy-y²-4x+5y-6 因式分解:12xy^2(y-x)+xy^3(x-y)+4x^2y(x-y) (x+y)(x+y+2xy)+(xy+1)(xy-1)(x+y)(x-y)+4(y-1) 2X^+XY-Y^-4X+5Y-6 2x^+xy-y^-4x+5y-6=? 计算:2xy/(x+y)².(x+y)/4y 5x^3y*(-3y)^2+(-6xy)^2*(-xy)+xy^3*(-4x^2) 7x^2y-[xy+4(xy^2+1/8xy)-3x^2y]答对给分 1-2/x+y=xy,4y+6x=xy.求xy的解? (x^-4y^)/(x^+2xy+y^)/(x+2y)/(2x^+2xy) xy-2{xy-[3x^2y-(4xy^2+0.5xy)]+4x^2y}+6xy^2 因式分解：x(y-3)-(2y-6) (x+y)^3-(x-y)^2(x+y) x(x^2-xy)-(4x^2-4xy) 分解公因式分解 x(y-3)-(2y-6) 2.(x+y)^3-(x-y)^2(x+y) 3.x(x^2-xy)-(4x^2-4xy) （X-3xy+4xy-y）-[-2x-2（xy-3/2xy）-y]+6xy的过程 诺x+y=6,xy=4 求(5x-4y-3xy)-(8x-y+2xy) x^+2xy+y^+4=16 x^-2xy+y^=16 求(3xy+6y^)+|x^-(2xy+2y^-3x^)|的值