यदि2(x2+1/x2)-(x-1/x)-7=0 है,तो x के दो मा� – McqOptions

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1.	यदि2(x2+1/x2)-(x-1/x)-7=0 है,तो x के दो मान है-
A.	0,1
B.	2,-1/2
C.	1/2,1
D.	1,2
Answer» C. 1/2,1

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