The limit \[\underset{n\,\to \,\infty }{\mathop{\lim }}\,\,\underset{r=3}{\overset{n}{\mathop{\prod }}}\,\,\,\frac{{{r}^{3}}-8}{{{r}^{3}}+8}\] is equal to

The limit \[\underset{n\,\to \,\infty }{\mathop{\lim }}\,\,\underset{r

1.	The limit \[\underset{n\,\to \,\infty }{\mathop{\lim }}\,\,\underset{r=3}{\overset{n}{\mathop{\prod }}}\,\,\,\frac{{{r}^{3}}-8}{{{r}^{3}}+8}\] is equal to
A.	\[\frac{2}{7}\]
B.	\[\frac{1}{12}\]
C.	\[\frac{19}{52}\]
D.	None of these
Answer» B. \[\frac{1}{12}\]

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The limit \[\underset{n\,\to \,\infty }{\mathop{\lim }}\,\,\underset{r=3}{\overset{n}{\mathop{\prod }}}\,\,\,\frac{{{r}^{3}}-8}{{{r}^{3}}+8}\] is equal to

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