The sum of the series \[1+\frac{1}{4.2!}+\frac{1}{16.4!}+\frac{1}{64.6

1.	The sum of the series \[1+\frac{1}{4.2!}+\frac{1}{16.4!}+\frac{1}{64.6!}+...\]is
A.	\[\frac{e-1}{\sqrt{e}}\]
B.	\[\frac{e+1}{\sqrt{e}}\]
C.	\[\frac{e-1}{2\sqrt{e}}\]
D.	\[\frac{e+1}{2\sqrt{e}}\]
Answer» E.

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The sum of the series \[1+\frac{1}{4.2!}+\frac{1}{16.4!}+\frac{1}{64.6!}+...\]is

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