For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = 6x - 2; g(x) = 7x + 2;
Find f ? g.
A. (f ? g)(x) = 42x2 - 12x - 4; (-?, -4) ? (-4, ?)
B. (f ? g)(x) = 42x2 - 2x - 4; (-?, ?)
C. (f ? g)(x) = 13x2 - 2x + 0; (-?, ?)
D. (f ? g)(x) = 42x2 - 4; (-?, -4) ? (-4, ?)
Answer: B
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a. 
b. 
c. 
d. 
e. 