Submit Answer DETAILS SESSCALC2 2.2.043. Use the definition of a derivative to find $f'(x)$ and $f''(x)$. $f(x) = 5x^2 + 4x + 1$ f'(x) = f''(x) = Graph $f$, $f'$, and $f''$ on a common screen and check to see if your answers are reasonable. We see from the graph that our answers ---Select--- reasonable because Submit Answer
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The definition of a derivative is f'(x) = lim(h->0) [f(x+h) - f(x)] / h. Show more…
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