If x2+1x2=2, x2+1x2=2, then the value of x−1xx−1x is? – McqOptions

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1.	If x2+1x2=2, x2+1x2=2, then the value of x−1xx−1x is?
A.	-2
B.	0
C.	1
D.	-1
Answer» B. 0

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