please help and x-1/x=1
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On squaring , x -1 /x
x^ - 2 + 1 / x^ = (x-1/x) ^
We know x^ + 1/x^ = 3 (Given in the question)
3-2 = (x-1/x)^
1 = (x-1/x)^
Root 1 = Root (x-1/x)^
1 = x - 1/x
HEnce ans is 1
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