Relax

Respuesta :

we have that
f(x) = 2x - 1
g(x) = x + 2

we know that
fog----------> f(g(x))------> 2*[x+2]-1---------> 2x+4-1-----------> 2x+3

then
fog----------> f(g(x))------> 2x+3

the answer is
2x+3