If 0 < x < 1, then 1+x^2 [ x ( ^ -1 x) + ( ^ -1 x) ^2 - 1 ]^ 1 2 =

JEE Advanced 2008 Mathematics question

If , then

[\{x(x) + (x)\}^2 - =

Answer: (C)

Let , then , .

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Question ID VK-000763