Mathematics

The value of $$\int \sqrt{\dfrac{1-\cos x}{\cos \alpha-\cos x}}dx$$ where $$0 < \alpha < x < \pi$$, is equal to


ANSWER

$$2\sqrt{2}\ \ell n\left(\cos \dfrac{\alpha}{2}-\cos \dfrac{x}{2}\right)+C$$


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Single Correct Medium Published on 17th 09, 2020
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