Respuesta :

Answer:

59.

Step-by-step explanation:

First replace the x in f(x) by g(x):

(fg)x =  3(2x^2 + 5x) + 5         (Tip: think right to left)

So (fg)(2) = 3(2(2)^2 + 5*2) + 5

= 3(18) + 5

=  54 + 5

= 59.