Question
Find the equation of the tangent line to the graph of $f(x)$ at the indicated $x$ value.$$f(x)=-x^{3}+4 x ; x=2.$$
Step 1
The derivative of a function gives us the slope of the tangent line at any point. The derivative of $f(x)$ is given by $f'(x)=-3x^{2}+4$. Show more…
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Key Concepts
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