use definition as a derivative (as a limit) to show that(adsbygoogle = window.adsbygoogle || []).push({});

D_{x}(x(x+1)) = 2x + 1, x [itex]\in[/itex] ℝ

Would I need to find the derivative first?

f'(x) = 2

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# Another, use definition as a derivative (as a limit) problem 2

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