For the given functions f and g, find the requested function and state its domain.f(x) = x + 5; g(x) = 6x2Find f - g.
A. (f - g)(x) = -6x2 + x + 5; all real numbers
B. (f - g)(x) = -6x2 + x + 5; {x|x ? -5}
C. (f - g)(x) = 6x2 + x + 5; all real numbers
D. (f - g)(x) = 6x2 - x - 5; all real numbers
Answer: A
Mathematics
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