If \( 2 \tan ^{2} \theta=\sec ^{2} \theta \), then general solution of \( \theta \)....
If \( 2 \tan ^{2} \theta=\sec ^{2} \theta \), then general solution of \( \theta \)
\( \mathrm{P} \)
(1) \( n \pi+\frac{\pi}{4}(n \in I) \)
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(2) \( n \pi-\frac{\pi}{4}(n \in I) \)
(3) \( n \pi \pm \frac{\pi}{4}(n \in I) \)
(4) \( 2 n \pi \pm \frac{\pi}{4}(n \in I) \)
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