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The Brainliest Answer!
2014-11-04T14:42:27+05:30
(a+1/a)square-(2(x-1/x))square
we know:(a)square-(b)square=(a+b)(a-b)
( (a+1/a)+(2(x+1/x)) ) ( (a+1/a)-(2(x-1/x)) )
therefore,above are factors

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