Question

Given f(x)=x^2-3andg(x)=x+1. The composite function g•f is

Answer 1

$f(x) = {x}^{2} - 3 \\ g(x) = x + 1 \\ gf(x) = you \: put \: f(x) \: into \: g(x). \\ \\ gf(x) = {x}^{2} - 3 + 1 \\ gf(x) = {x}^{2} - 2$