Find the difference quotient and simplify your answer. f(x) = x^3 + 3x, (f(x + h) - f(x)) / h, h ? 0 Find the difference quotient and simplify your answer. f(x) = 2x^3 - 7x, (f(x + h) - f(x)) / h, h ? 0
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Step 1:** Plug in x + h into the function f(x) = x^3 + 3x: f(x + h) = (x + h)^3 + 3(x + h) f(x + h) = x^3 + 3x^2h + 3xh^2 + h^3 + 3x + 3h ** Show more…
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