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Respondido

( x² + y² - 5xy ) + (2x² + 8xy 3y² )

Resposta :

Resposta:

[tex](x {}^{2} + y {}^{2} - 5xy) + 2x {}^{2} + 8xy \: 3y {}^{2} ) \\ x {}^{2} + y {}^{2} - 5xy + (2x {}^{2} + 24xy {}^{3} ) \\ x {}^{2} + y {}^{2} - 5xy + 2x {}^{2} + 24xy {}^{3} \\ 3x {}^{2} + y {}^{2} - 5xy + 24xy {}^{3} [/tex]

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