All of the functions below have a domain of all real numbers EXCEPT for one of them Which function does not have a domain of all real numbers? Oh(x) = (x + 4)5 1 5 - cos(x) Ok(x) = In(x² + 1) O f(x) = O g(x) = 1 - 1 ex Om(x) = 12

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Q: True or false: If f(x) = 12 for all real numbers , then f"(x) = 0 for all real numbers .

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Q: Find all real values of x such that f(x) = 0. (1) f(x) = x -x (i) f(x) = x - x - 5x +5.

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