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Simplify (pie + 3)(pie - 3) give your answer in terms of pie
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Simplify (pie + 3)(pie - 3) give your answer in terms of pie

User Peter Samokhin
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1 Answer

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(\pi+3)(\pi -3)=\pi^2-9\\\\ (a+b)(a-b)=a^2-b^2
User Kscott
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