Respuesta :

Answer:

f(g(x)) = 2x² + 4

Step-by-step explanation:

Assuming you mean f(g(x) )

Substitute x = g(x) into f(x) , that is

f(g(x))

= f(10x² + 5)

= [tex]\frac{10x^2+5}{5}[/tex] + 3 ( divide each term on the numerator by 5 )

= 2x² + 1 + 3

= 2x² + 4

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