If tan^(2) x + 1/(tan^(2)x) =2 and 0^(@)...

If `tan^(2) x + 1/(tan^(2)x) =2` and `0^(@) lt x lt 90^(@)`, then what is the value of x ?

A

`15^(@)`

B

`30^(@)`

C

`45^(@)`

D

`60^(@)`

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