Respuesta :

NinJaws
Im pretty  sure that the answer to your problem would be
4x^2-11x-3
generalbiscuit
(4x+1)(x-3) disturb 4x*x=4x^2 4x*3=12x 1*x=1x 1*-3=-3 rewrite
4x^4+12x-3 is ur answer
Hope this helps have a nice day