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If (5 + 2 sqrt(6))^(n) = I + f , where I...

If `(5 + 2 sqrt(6))^(n) = I + f `, where `I in N, n in ` N and
` 0 le f le 1, ` then I equals

A

`(1)/(f) -f`

B

`(1)/(1 + f) - f`

C

`(1)/(1-f)-f`

D

`(1)/(1 + f) + f`

Text Solution

Verified by Experts

The correct Answer is:
c
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