Consider the following functions. f(x) = x − 6, g(x) = |x + 6|
Find
(f ∘ g)(x).

Find the domain of
(f ∘ g)(x).
(Enter your answer using interval notation.)

Find
(g ∘ f)(x).

Find the domain of
(g ∘ f)(x).
(Enter your answer using interval notation.)

Find
(f ∘ f)(x).

Find the domain of
(f ∘ f)(x).
(Enter your answer using interval notation.)

Find
(g ∘ g)(x).

Find the domain of
(g ∘ g)(x).
(Enter your answer using interval notation.)