linda-phillips_60ae88e235777
linda-phillips_60ae88e235777
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Olá Juliana a) (5a-b)² = (5a-b)(5a-b) = 25a²-5ab -b5a +b² = 25a² + b² - 10ab b) ^ = sinal de elevado (m³+6y²)² = (m³+6y²)(m³+6y²) = m^6 + m³6y² + 6y²m³ + 36y^4 = m^6 + 36y^4 + 2.6y²m³ c) 4(x+2)² = 4(x+2)(x+2) = 4(x² + 4x + 4) = 4x² + 16x…