multiply.
(a^2-b^2)(a^2-b^2)
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- Multiply
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Answer:
(a^2-b^2)(a^2-b^2)
= a^2(a^2-b^2)-b^2(a^2-b^2)
= a^4-a^2b^2-a^2b^2+b^4
= a^4-2a^2b^2+b^4
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