\[\frac{1}{1\,.\,2\,.\,3}+\frac{1}{3\,.\,4.\,5}+\frac{1}{5\,.\,6.\,7}+.....\infty =\]

\[\frac{1}{1\,.\,2\,.\,3}+\frac{1}{3\,.\,4.\,5}+\frac{1}{5\,.\,6.\,7}+

1.	\[\frac{1}{1\,.\,2\,.\,3}+\frac{1}{3\,.\,4.\,5}+\frac{1}{5\,.\,6.\,7}+.....\infty =\]
A.	\[{{\log }_{e}}\sqrt{2}\]
B.	\[{{\log }_{e}}2-\frac{1}{2}\]
C.	\[{{\log }_{e}}2\]
D.	\[{{\log }_{e}}4\]
Answer» C. \[{{\log }_{e}}2\]

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\[\frac{1}{1\,.\,2\,.\,3}+\frac{1}{3\,.\,4.\,5}+\frac{1}{5\,.\,6.\,7}+.....\infty =\]

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