what is g(f(x))? and f(g(x))?

Question

if f(x)=(1)/(sqaure root3x) and
g(x)=x^2-5

Thanks!

Answer 1

f(x) = x - 1

g(x) = x + 1

f(g(x)) = g(x) - 1 = x + 1 - 1 = x


g(f(x)) = f(x) + 1 = x - 1 + 1 = x