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यदि sqrt( x) - (1)/( sqrt( x) ) = sqrt( ...

यदि `sqrt( x) - (1)/( sqrt( x) ) = sqrt( 6)` है, तो `x^(2) + (1)/( x^2)` बराबर है?

A

62

B

40

C

54

D

66

लिखित उत्तर

Verified by Experts

The correct Answer is:
A
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