If $f(x) = x + 5$ and $g(x) = x - 5$ on $\mathbb{R}$, then:

Question

Accepted Answer

$g = f^{-1}$

Answer

$g = f$

Answer

$f = g^2$

Answer

$f$ and $g$ are inverse only on positives

If f(x)=x+5f(x) = x + 5f(x)=x+5 and g(x)=x−5g(x) = x - 5g(x)=x−5 on R\mathbb{R}R, then: