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Problem 62 Medium Difficulty

Find $ f'(x). $ Check that your answer is reasonable by comparing the graphs of $ f $ and $ f'. $
$ f(x) = \arctan (x^2 - x) $

Answer

$$
f^{\prime}(x)=\frac{2 x-1}{1+\left(x^{2}-x\right)^{2}}
$$

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Video Transcript

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