please solve this question about identies class 8
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Yo
given problem is
x²+1/x²=3
subtracting 2 from both sides we get
x²+1/x²-2=3-2
(x-1/x)²=1 (by applying (a+b)²=a²+b²-2ab formula)
x-1/x=±1
Hope this helps
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