Respostas

  • Usuário do Brainly
2014-03-19T20:14:35-03:00
g(x) = 2x-4
h(x) = 3+1/2x

Basta substituir o g(x) no x do h(x):
h(g(x)) = 3 + 1/[2(2x-4)] = 3 + 1/(4x-8)