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(1/2! + 1/4! + 1/6! + .... ∞)/(1 + 1/3! + 1/5! + 1/7! + ....∞) =

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(1/2! + 1/4! + 1/6! + .... ∞)/(1 + 1/3! + 1/5! + 1/7! + ....∞) = 

(A)   e + 1/e - 1

(b)  e - 1/e + 1

(c)  e2 + 1/e2 - 1

(d)   e2 - 1/e2 + 1

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1 Answer

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Correct option  (b)  e - 1/e + 1

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