1.

(1+(2^2)/(2!)+(2^4)/(3!)+(2^6)/(4!)+.....oo)/(1+(1)/(2!)+(2)/(3!)+(2^2)/(4!)+.....oo) =

Answer»

`E^2`
`e^(2)+1`
`(e-1)/(e+1)`
`(e+1)(e-1)`

ANSWER :D


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