Respuesta :

12x^3 - 14x^2 - 6x

GCF is 2x:-

= 2x(6x^2 - 7x - 3)

= 2x [ 6x^2 + 2x - 9x - 3]

=  2x [2x(3x + 1) - 3(3x + 1)]

= 2x(2x - 3)(3x + 1)  Answer