For the given functions f and g, find the requested function and state its domain.f(x) = 2x - 8; g(x) = 4x - 7Find f - g.
A. (f - g)(x) = -2x - 15; 
? 
B. (f - g)(x) = -2x - 1; (-?, ?)
C. (f - g)(x) = 6x - 15; 
? 
D. (f - g)(x) = 2x + 1; (-?, ?)
Answer: B
Mathematics
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