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If x= (3+ sqrt7)/(2), then the value of ...

If `x= (3+ sqrt7)/(2)`, then the value of `4x^(2) + (1)/(x^(2))` is ____

A

18

B

`3-2 sqrt7`

C

32

D

`(1)/(3+2 sqrt7)`

Text Solution

Verified by Experts

The correct Answer is:
C
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