Para multiplicar calquera par de monomios, se multiplican os coeficientes e as partes literais
Exemplo
Multiplica os monomios A(x, y) = −2x2y y B(x, y) = 5x3y2.
A(x, y) ⋅ B(x, y) = −2x2y ⋅ 5x3y2 = (−2 ⋅ 5) ⋅ x2 ⋅ y ⋅ x3 ⋅ y2 = −10 x2 + 3y1 + 2 = −10 x5y3