Respuesta :

Answer:

x^24

Step-by-step explanation:

First, distribute the 4 to the first brackets and the 2 to the second one

x^20y^-8z^-12/x^-4y^-8z^12

Then, u subtract each variables exponents with the corresponding variables

for example, x^20-x^-4 which is x^24

y^0

z^0

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