For \( f(x) = 2x^2 + 1 \), use the definition of the derivative \( f'(x) = \lim_{{h \to 0}} \frac{f(x+h) - f(x)}{h} \) to find \( f'(x) \). - \( f'(x) = 4x \) - \( f'(x) = 2x - 1 \) - \( f'(x) = 4x - 1 \) - \( f'(x) = 2x + 1 \)

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