Question

Qual é o cubo de -1xy²/3?

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Answer 1

$\frac{-1xy^2}{3} = \frac{-xy^2}{3} \\\\(\frac{-xy^2}{3})^3 = \frac{-x^3y^6}{3^3} = \frac{-x^3y^6}{27}$

Resposta: (-1xy²/3)³ = -x³y⁶/27

Answer 2

(-1xy² : 3) ³

(-1/3xy ²) ³

-1/7x ³ y6