1.

The general value of \[\theta \] satisfying \[{{\sin }^{2}}\theta +\sin \theta =2\] is [AMU 1996, 99]

A. \[n\pi +{{(-1)}^{n}}\frac{\pi }{6}\]
B. \[2n\pi +\frac{\pi }{4}\]
C. \[n\pi +{{(-1)}^{n}}\frac{\pi }{2}\]
D. \[n\pi +{{(-1)}^{n}}\frac{\pi }{3}\]
Answer» C. \[n\pi +{{(-1)}^{n}}\frac{\pi }{2}\]


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