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If n is even, coefficient of x^(n) in th...

If n is even, coefficient of `x^(n)` in the expansion of `(1+(x^(2))/(2!)+(x^(4))/(4!)+...)^(2)` is

A

`(2^(n))/(n!)`

B

`(2^(2n))/((2n)!)`

C

0

D

`(2^(n-1))/(n!)`

Text Solution

Verified by Experts

The correct Answer is:
D
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