Efetue as Operações
A) (x-3y)(x²-3xy+y²)
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Boa tarde Renata!
Solução!
![\dfrac{x-3y}{ x^{2} -3xy+y^{2} } \\\\\\\\
\dfrac{(x-3y)}{ x(x-3y)+y^{2} } \\\\\\\\
\dfrac{(x-3y)}{ (x-3y)x+y^{2} } \\\\\\\\
\dfrac{1}{ x+y^{2} } \\\\\\\\\\\
\boxed{Resposta:\dfrac{1}{ x+y^{2} } }](https://tex.z-dn.net/?f=+%5Cdfrac%7Bx-3y%7D%7B+x%5E%7B2%7D+-3xy%2By%5E%7B2%7D+%7D+%5C%5C%5C%5C%5C%5C%5C%5C%0A%5Cdfrac%7B%28x-3y%29%7D%7B+x%28x-3y%29%2By%5E%7B2%7D+%7D+%5C%5C%5C%5C%5C%5C%5C%5C%0A%5Cdfrac%7B%28x-3y%29%7D%7B+%28x-3y%29x%2By%5E%7B2%7D+%7D+%5C%5C%5C%5C%5C%5C%5C%5C%0A%5Cdfrac%7B1%7D%7B+x%2By%5E%7B2%7D+%7D+%5C%5C%5C%5C%5C%5C%5C%5C%5C%5C%5C%0A%5Cboxed%7BResposta%3A%5Cdfrac%7B1%7D%7B+x%2By%5E%7B2%7D+%7D+%7D%0A%0A%0A "\dfrac{x-3y}{ x^{2} -3xy+y^{2} } \\\\\\\\
\dfrac{(x-3y)}{ x(x-3y)+y^{2} } \\\\\\\\
\dfrac{(x-3y)}{ (x-3y)x+y^{2} } \\\\\\\\
\dfrac{1}{ x+y^{2} } \\\\\\\\\\\
\boxed{Resposta:\dfrac{1}{ x+y^{2} } }")
Boa tarde!
Bons estudos!
Solução!
Boa tarde!
Bons estudos!
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