Respuesta:
1) 35m^6n^3-30m^4n^4+21n^4m^2-18n^5
2) 77x^8y^2+44x^5y^8-56y^4x^3-32y^{10}
3) 42a^2b-12ab^2+70a-20b
4) 12a^2-14ab+15ac-10b^2+bc+3c^2
5) -15x^2-44xy+9x-32y^2+24y+108
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Respuesta:
1) 35m^6n^3-30m^4n^4+21n^4m^2-18n^5
2) 77x^8y^2+44x^5y^8-56y^4x^3-32y^{10}
3) 42a^2b-12ab^2+70a-20b
4) 12a^2-14ab+15ac-10b^2+bc+3c^2
5) -15x^2-44xy+9x-32y^2+24y+108