Math

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

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


Thanks!

  • Math -

    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

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