Respuesta :

Step-by-step explanation:

the answer is 8q^6r^3 and here are the steps in pic.

Ver imagen elenasalami1
Ver imagen elenasalami1
Ver imagen elenasalami1

Answer:

8q^6r^3

Step-by-step explanation:

As powers in denominator are subtracted from powers of numerator.

8 q^9-3 r^4-1

8q^6r^3.