Question

Se f (x)=x elevado ao quadrado+1 e g (x)=x/2 determinef (g(2)).

Answer 1

Se f (x)=x²+1 e g (x)=x/2    F(g(2)) ?g(2) = 2/2
g(2) = 1
 
então, f(g(2)) = f(1)

f(1) = 1² + 1
f(1) = 2

f(g(2)) = 2