1.

If ?n? is an integer, the domain of the function \[\sqrt{\sin 2x}\] is [MP PET 2003]

A.                    \[\left[ n\pi -\frac{\pi }{2},\ n\pi  \right]\]
B.            \[\left[ n\pi ,\ n\pi +\frac{\pi }{2} \right]\]
C.            \[[(2n-1)\pi ,\ 2n\pi ]\]
D.            \[[2n\pi ,\ (2n+1)\pi ]\]
Answer» C.            \[[(2n-1)\pi ,\ 2n\pi ]\]


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