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Cual es el producto de (3x-2y)(3x+2y)

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User Ddnv
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2 Answers

5 votes
primero se multiplica el primer termino del primer paréntesis por los dos terminos de el segundo paréntesis, después haces lo mismo con el segundo termino y finalmente reduces la ecuación:
9x^2 +6xy -6xy -4y^2=
9x^2 - 4y^2
answered
User Piotr Pasieka
by
8.0k points
4 votes
9x2 + 6yx - 6xy + 4y
answered
User Serina
by
8.0k points

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