Simplify:\left(2 x-\frac{1}{2 x}\right)^{2}-\left(2 x+\frac{1}{2 x}\ri – InterviewSolution

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Simplify:\left(2 x-\frac{1}{2 x}\right)^{2}-\left(2 x+\frac{1}{2 x}\right)\left(2 x-\frac{1}{2 x}\right)

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4x*x-2+1/4x*x-4x*x+1/4x*x=2+2/4x*x=2+1/2x*x

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