Question
समीकरण $\cot \theta - \tan \theta = 2$ का व्यापक हल है
$ \Rightarrow $ $\tan 2\theta = \tan \frac{\pi }{4} $
$\Rightarrow 2\theta = n\pi + \frac{\pi }{4} $
$\Rightarrow \theta = \frac{{n\pi }}{2} + \frac{\pi }{8}$.
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