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Rafael

000007/21/2024

considere as seguintes afirmações i) (a+b) (a-b)=a²-b² ii)...

considere as seguintes afirmações i) (a+b) (a-b)=a²-b² ii) (a+b)²=a²+b² iii) (a-b)²=a²-2ab+b²

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