Use the function to evaluate the indicated expressions and simplify. f(x) = 3x^2 + 2 f(x + 2) = f(x) + f(2) =
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To do this, we substitute x + 2 into the function f(x) = 3x^2 + 2. f(x + 2) = 3(x + 2)^2 + 2 = 3(x^2 + 4x + 4) + 2 = 3x^2 + 12x + 12 + 2 = 3x^2 + 12x + 14 Show more…
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