Given f(x) and g(x), find the indicated composition and state its domain.f(x) = x2 + 1, g(x) = 5x + 1Find (f ? g)(x).

A. 25x2 + 5x + 2, all real numbers
B. 25x2 + 10x + 2, all real numbers
C. 5x2 + 6, all real numbers
D. 25x2 + 10x + 1, all real numbers


Answer: B

Mathematics

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