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### Finding an Indefinite Integral In Exercises 15- 3…

01:18
University of Delaware

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Problem 34

Finding an Indefinite Integral In Exercises 15- 36 , find the indefinite integral and check the result by differentiation.
$\int(\sec y)(\tan y-\sec y) d y$

$$\sec y-\tan y+C$$

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## Video Transcript

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