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Chemistry 8 Online
OpenStudy (anonymous):

Use the functions to answer the question. f(x) = x^2 + 3 ; g(x) = x - 7 Which is equal to (f + g)(x)? A: x^2 + x - 4 B: x^2 - 4 C: x^2 - 14x + 52 D: x^3 - 7x^2 + 3x -21

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