Respuesta :
-6a^-3 b^9 c
-------------------
18a^2 b^-2 C^4
= a^-1 b^7
----------------
-3 c^3
= b^7
-------------
-3 a^1 c^3
-------------------
18a^2 b^-2 C^4
= a^-1 b^7
----------------
-3 c^3
= b^7
-------------
-3 a^1 c^3
-(b^11)/(3a^5c^3)
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