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The sum of the series (1)/(2!)-(1)/(3!)+...

The sum of the series `(1)/(2!)-(1)/(3!)+(1)/(4!)-(1)/(5!)`+….up to `infty` is

A

e

B

`e^(-1//2)`

C

`e^(-2)`

D

`e^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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