把代数式(x+y-2xy)(x+y-2)+(xy-1)2分解成因式的乘积,应当是______.
把代数式(x+y-2xy)(x+y-2)+(xy-1)2分解成因式的乘积,应当是______.
分解因式(xy-1)2-(x+y-2xy)(2-x-y)=______.
分解因式:(X+Y)*(X+Y+2XY)+(XY+1)*(XY-1)
分解因式:(xy-1)的平方+(x+y-2)(x+y-2xy).
已知x+y=1,xy=-2,试求代数式(xy+5x-2y)-(-3xy+2x-5y)的值.
分解因式:(X+Y-2XY)*(X+Y-2)+(1-XY)∧2
分解因式(xy-1)^2+(x+y-2)(x+y-2xy)
已知x+y=-5,xy=3,试求代数式(x-y)2的值______.
已知x-y=4,xy=-2,求代数式(2x+3y-2xy)-(x+4+xy)-(3xy+2y-2x)的值
因式分解:(x+y)(x+y+2xy)+(xy+1)(xy-1)=______.
已知x-y=3,xy=5则代数式(3x-4y+5xy)-(2x-3y)+5xy的值是
已知x-y=3,xy=5,则代数式(3x-4y+5xy)-(2x-3y)+5xy的值是?