Respuesta :

Answer:

[tex](11x + 3)(x - 3)[/tex]

Step-by-step explanation:

[tex]11 {x}^{2} - 30x - 9[/tex]

[tex] = > 11 {x}^{2} - 33x + 3x - 9[/tex]

[tex] = > 11x(x - 3) + 3(x - 3)[/tex]

[tex] = > (11x + 3)(x - 3)[/tex]

Already a answer but hope you get good grade