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lim(x rarr1)((1-x)(1-x^2)...(1-x^(2n)))/...

`lim_(x rarr1)((1-x)(1-x^2)...(1-x^(2n)))/({(1-x)(1-x^2)..(1-x^n)}^(2)), n in N` , equals

A

`""^(2n)P_n`

B

`""^(2n)C_n`

C

`(2n)!`

D

None of these

Text Solution

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The correct Answer is:
B
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