Consider the following functions. f(x) g(x) = 3x + 9 Find (fo g)(x). Find the domain of (fo g)(x). (Enter your answer using interval notation.) Find (g o f)(x). Find the domain of (g o f)(x). (Enter your answer using interval notation.) Find (fo f)(x). Find the domain of (fo f)(x). (Enter your answer using interval notation.) Find (g o g)(x). Find the domain of (g o g)(x). (Enter your answer using interval notation.)

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