Fatoração de polinômios Flashcards

1
Q

2x² - 4x + 3xy - 6y

A

Agrupamento
2x.x - 2.2x + 3xy - 2.3y
2x (x-2) + 3y (x - 2)
x-2 (2x + 3y)

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2
Q

9x² + 12xy + 4y²

A

Trinômio Quadrado perfeito
(3x + 2y)²

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3
Q

X² - 49

A

Diferença de quadrados
x² - 7² = (x-7) * (x + 7)

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4
Q

10x³y² - 15x².y

A

Fator em evidência
2.5.x².y.y - 3.5.x².y =
5x².y (2xy - 3)

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