Question

a²+b²-3 Quadrado da soma

Answer 1

Oi 

(x + y)² = x² + 2xy + y²

x = a² , x² = a^4

y = b² - 3 , y² = (b^4 - 6b² + 9)

2xy = 2a²*(b² - 3)

a^4 + 2a²*(b² - 3) + (b^4 - 6b² + 9)

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