Question

Multiplicaciones entre polinomios ​

Answer 1

Respuesta:

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$(6ab+9) (3a-2b) : \\= 18a^{2} b-12ab^{2} +27a-18b$

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$(-7xy^{2} -2x^{2} y) (x^{2} +y^{2} ):\\=-7x^{3}y^{2} -7x^{4} -2x^{4} y-2x^{2} y^{3}$

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$(4p-2q+5) (p+4q):\\=4p^{2} +14pq-8q^{2} +5p+20q$

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$(2m+5n-1) (m-n):\\=2m^{2} +3mn-5n^{2} -m+n$

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Espero haberte ayudado................