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If f(x + 1/x) = x^2 + 1/(x^2) , then f(t...

If `f(x + 1/x) = x^2 + 1/(x^2)` , then f(t) equals to :

A

`x^2 -2` for all ` x ne 0`

B

` x^2 -2 ` for all x satisfying ` |x| ge 2`

C

`x^2 -2` for all x satisfying `|x| lt 2`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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