Respuesta :

Answer:

[tex](a^2b^{-3})^2=(a^4b^{-6})=\frac{a^4}{b^6}[/tex]

[tex](a^{-2}b^2)=\frac{b^2}{a^2}[/tex]

Answer:

1st one is c, the second one is d

Step-by-step explanation: