trigonometry

Question: If $\cot \theta +\cot \left( \frac{\pi }{4}+\theta \right)=2$, then the general value of $\theta $ is

1) $2n\pi \pm \frac{\pi }{6}$

2) $2n\pi \pm \frac{\pi }{3}$

3) $n\pi \pm \frac{\pi }{3}$

4) $n\pi \pm \frac{\pi }{6}$

Solution:

Explanation: No Explanation

Solution of trigonometric equations

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