\[\underset{n\to \infty }{\mathop{\lim }}\,\sin [\pi \sqrt{{{n}^{2}}+1

1.	\[\underset{n\to \infty }{\mathop{\lim }}\,\sin [\pi \sqrt{{{n}^{2}}+1}]=\]
A.	\[\infty \]
B.	0
C.	Does not exist
D.	None of these
Answer» C. Does not exist

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\[\underset{n\to \infty }{\mathop{\lim }}\,\sin [\pi \sqrt{{{n}^{2}}+1}]=\]

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