Solve the problem. Assume all variables represent nonnegative real numbers.For f(x) =  and g(x) =  + , find (f ? g)(x).

A. (f ? g)(x) = 7x3 + x4
B. (f ? g)(x) = 7x3 + 
C. (f ? g)(x) = 7x5 + x4
D. (f ? g)(x) = 7x2 + x3

Answer: A

Mathematics

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