यदि 2 sin ((pix)/(2)) = x^(2) + (1)/(x^(...

यदि `2 sin ((pix)/(2)) = x^(2) + (1)/(x^(2))` हो, तो `(x-(1)/(x))` का मान कितना होगा ?

A

`-1`

B

2

C

1

D

0

लिखित उत्तर

Verified by Experts

The correct Answer is:

D

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