If $$x = a + \frac{1}{a}$$ and $$y = a - \frac{1}{a},$$ then the value of x4 + y4 - 2x2y2 is? Options: A . &nbsp4 B . &nbsp8 C . &nbsp16 D . &nbsp64

If $$x = a + \frac{1}{a}$$ and $$y = a - \frac{1}{a},$$ then the value of

Question

If $$x = a + \frac{1}{a}$$ and $$y = a - \frac{1}{a},$$ then the value of x4 + y4 - 2x2y2 is?

Options:

A . 4

B . 8

C . 16

D . 64

Answer: Option C

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