Mathematics

Mathematics

Problem

Evaluate ∫sec⁡2(5x)tan⁡(5x) dx\displaystyle \int \frac{\sec^{2}(5x)}{\sqrt{\tan(5x)}}\,dx. a) 2tan⁡(5x)+C2\sqrt{\tan(5x)}+C b) 15tan⁡(5x)+C\dfrac{1}{5}\sqrt{\tan(5x)}+C c) 25tan⁡(5x)+C\dfrac{2}{5}\sqrt{\tan(5x)}+C d) 25tan⁡3/2(5x)+C\dfrac{2}{5}\tan^{3/2}(5x)+C

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