Find the domain of the function.\\ $f(x) = \frac{2}{x+4}$\\ (Type an integer or a fraction. Use a comma to separate answers.\\ C. The domain is \{x | x is a real number and $x \neq$ \\ (Type an integer or a fraction. Use a comma to separate answers a\\ D. The domain is \{x | x is a real number\}.
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