For the given functions f and g, find the requested function and state its domain.f(x) = 5x3 + 1; g(x) = 2x2 - 3Find f ? g.
A. (f ? g)(x) = 10x6 - 15x3 + 2x2 - 3; (-?, ?)
B. (f ? g)(x) = 10x5 - 15x3 + 2x2 - 3; (-?, ?)
C. (f ? g)(x) = 10x5 - 15x3 + 2x2 - 3; (-?, 0) ? (0, ?)
D. (f ? g)(x) = 5x3 + 2x2 - 3; (-?, ?)
Answer: B
Mathematics
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