Respuesta :

offalexjackson777

Answer: y^16/x^9

Step-by-step explanation:

 (x^-2(y^4))^3/x^3y^4


(x^-2y^4)^3/x^3 * y^4

x^-6y^12/x^3 * y^4


y^12/x^9 * y^4

y^16/x^9

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