1.

If \[{{\sec }^{2}}\theta =\frac{4}{3}\], then the general value of \[\theta \]is  [MP PET 1988]

A. \[2n\pi \pm \frac{\pi }{6}\]
B. \[n\pi \pm \frac{\pi }{6}\]
C. \[2n\pi \pm \frac{\pi }{3}\]
D. \[n\pi \pm \frac{\pi }{3}\]
Answer» C. \[2n\pi \pm \frac{\pi }{3}\]


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