Simplify: (a^2-b^2)(a^2+b^2)-{(a^2-b^2)}^2 – InterviewSolution

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1.	Simplify: (a^2-b^2)(a^2+b^2)-{(a^2-b^2)}^2
Answer» Simplify: (a^2-b^2)(a^2+b^2)-{(a^2-b^2)}^2

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