The domain of f(x) is the set of all real values except 7, and the domain of g(x) is the set of all real values except -3. which of the
following describes the domain of gof)(x)?
all real values except x -3 and the x for which fx) = 7
all real values except x=-3 and the x for which fx) -3
all real values except = 7 and the x for which f(x)7
all real values except x + 7 and the x for which f(x) +-3