For the given functions f and g, find the requested function and state its domain.f(x) = x - 9; g(x) = 2x2Find f - g.
A. (f - g)(x) = -2x2 + x - 9; (-?, 9) or (9, ?)
B. (f - g)(x) = 2x2 + x - 9; (-?, ?)
C. (f - g)(x) = -2x2 + x - 9; (-?, ?)
D. (f - g)(x) = 2x2 - x + 9; (-?, ?)
Answer: C
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