Respuesta :

x^18 y-36. Hope this helped

Answer:x^18÷y^36

Step-by-step explanation:

(X^3y^-6)^6

X^(3×6)y^(-6×6)

X^18y^-36

X^18×1/y^36

(X^18×1)÷y^36=x^18÷y^36

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