Question

URGENTEEEE
Dadas as funções f(x) = x²- x + 1 e g(x) = x + 1. calcule:
a) f(g(x)) =
b) g(f(x)) =​

Answer 1

Resposta:

a)

f(x + 1) = (x + 1)²  - (x + 1) + 1

f(x + 1) = x² + 2x + 1 - x - 1 + 1

f(x + 1) = x² + x + 1

b)

g(x² - x + 1) = x² - x + 1 + 1

g(x² - x + 1) = x² - x + 2