x3+6x2y+11xy2+ 6 y3 এর উৎপাদক নিচের কোনটি?
(x + y)(x + 2y) (x + 3y)
(x + y)(x - 2y)(x - 3y)
(x - y)(x - 2y) (x + 3y)
(x - y)(x + 2y)(x - 3y)