\[\frac{1}{2\,!}+\frac{1+2}{3\,!}+\frac{1+2+3}{4\,!}+......\infty =\] [EAMCET 2003]

\[\frac{1}{2\,!}+\frac{1+2}{3\,!}+\frac{1+2+3}{4\,!}+......\infty =\]

1.	\[\frac{1}{2\,!}+\frac{1+2}{3\,!}+\frac{1+2+3}{4\,!}+......\infty =\] [EAMCET 2003]
A.	\[e\]
B.	\[2\,e\]
C.	e/2
D.	None of these
Answer» D. None of these

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\[\frac{1}{2\,!}+\frac{1+2}{3\,!}+\frac{1+2+3}{4\,!}+......\infty =\] [EAMCET 2003]

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