If $$x = a + \frac{1}{a}$$and $$y = a - \frac{1}{a},$$ &nbsp then the – McqOptions

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1.	If $$x = a + \frac{1}{a}$$and $$y = a - \frac{1}{a},$$ &nbsp then the value of x4 + y4 - 2x2y2 is?
A.	4
B.	8
C.	6
D.	2
Answer» D. 2

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