The functions f and g are defined as f(x) = a) Find the domain of f, g, f+g, f- g, fg, ff, b) Find (f+g)(x), (f − g)(x), (fg)(x), (ff)(x), a) The domain of f is (Type your answer in interval notation.) 7 X+8 g(x) = and 99 6-x (() (x), and (x).

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