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Guilherme

(Ensino Médio) Matemática • 06/09/2024

Ao simplificar a expressão (a + b)3 − (a − b)3, obtém-se ...

Ao simplificar a expressão (a + b)3 − (a − b)3, obtém-se

2a(3b2 + a2).

3a(3b2 + a2).

3b(3a2 + b2).

2b(3a2 + b2).

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