1/(2!)-1/(3!)+1/(4!) .....oo =...

`1/(2!)-1/(3!)+1/(4!) .....oo` =

A

`{:(1,2,3,4),(a,e,c,b):}`

B

`{:(1,2,3,4),(b,a,c,d):}`

C

`{:(1,2,3,4),(a,c,b,d):}`

D

`{:(1,2,3,4),(a,d,b,e):}`

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The correct Answer is:

A

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