Respuesta :

[tex] \boxed {9x^{2} + 28x-32} [/tex]



9x * x = 9x[tex] ^{2} [/tex]


9x * 4 = 36x


-8 * x = -8x


-8 * 4 = -32


Combine like terms.


36x - 8x = 28x



We are left with.



9x^2+28x-32


The answer would be the fourth option.