Question

Sejam as funções f(x) = x²-2x + 1 e g(x) = 2x + 1. Calcule: f(g(1 ))

Answer 1

Resposta:

f(g(1)) = 4.

Explicação passo a passo:

$g(x) = 2x + 1\\\\g(1) = 2*1 + 1\\\\g(1) = 3\\\\\\f(x) = x^{2} -2x + 1\\f(g(1)) = f(3) = 3^{2} -2*3 + 1\\f(3) = 9 - 6 + 1 = 4$