Respuesta :

Answer:

-90x^2+148x+48  (x^2 means x squared)

Step-by-step explanation:

-90x^2+40x+108x-48=-90x^2+148x-48

Answer:

(−10x+12)(9x−4) =

Use the FOIL

First = (-10x * 9x)

Outside = (-10x * -4)

Inside = (12 * 9x)

Last = (12 * -4)

The answer is 90x^2  +  148x  −  48