Respuesta :

Answer:

a. [tex]x^{2}[/tex]y + 3[tex]x^{2}[/tex] + 3x + y + 2

b. 3[tex]x^{2}[/tex] + xy + 3x + y + 2

c. −3[tex]x^{2}[/tex] + xy + 3x − y + 2

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