Respuesta :

riles999s

Answer:

12x^2-23x-24

Step-by-step explanation:

use foil(first, outside, inside, last):

12x^2-32x+9x-24

simplify(combine like terms):

12x^2-23x-24

manissaha129

Answer:

[tex]f(x) = (4x + 3)(3x - 8) \\ f(x) = 12 {x}^{2} - 32x + 9x - 24 \\ \boxed{f(x) = 12 {x}^{2} - 23x - 24}[/tex]