Crear
(x+2)(xy+y+1)
(2xy + x)(3y + 2)
(2x-3)(x-y-4)
(2y+1)(2xy-3x+1)
(2x − 1)(y + 3)
(x + 1)(y + 1)
(2x−1)(2x−y+3)
(2xy-3)(5x+3y+4)
2x²-2xy-11x+3y+12
2xy + 6x – y – 3
xy+x+y+1
10x²y+6xy²+8xy-15x-9y-12
4xy²-4xy-3x+2y+1
x²y+3xy+x+2y+2
4x²−2xy+6x−2x+y−3
6xy²+7xy+2x