यदि x^(4) + (1)/(x^4) = 623, तो x + (1)...

यदि `x^(4) + (1)/(x^4) = 623`, तो `x + (1)/( x) = ?`

A

27

B

25

C

`3 sqrt3`

D

`- 2 sqrt3`

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The correct Answer is:

C

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