MCQ
$\int\left(\frac{\cos 2 \theta-1}{\cos 2 \theta+1}\right) d \theta=$
- A$\tan \theta-\theta+c$
- B$\theta+\tan \theta+c$
- ✓$\theta-\tan \theta+c$
- D$-\theta-\cot \theta+c$
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