## Calculus: Early Transcendentals (2nd Edition)

For the function $(x^2+10)^{-5}$: Inner Function: $x^2+10$ Outer Function: $u^{-5}$
With $y=f(u)$ and $u=g(x)$ to represent $f(g(x))$, we can set $y=u^{-5}$ and $u=x^2+10$ to get $(x^2+10)^{-5}$